Shandong Duoqihui Play Equipment Co., Ltd. Headquartered in Qingzhou, Shandong Province, with a modern production base, Shandong Duoqihui play Equipment Co., Ltd. is a leading manufacturer specializing in the R&D and production of high-quality non-powered playground equipment, integrating innovation-driven design, precision manufacturing, and global sales. Core Strengths 1. Professional R&D Team & CNAS-Certified Lab Focused on structural safety, material durability, and interactive experience Continuously delivers cutting-edge designs, driving industry evolution 2. Large-Scale Smart Manufacturing Base 20,000+㎡ modern production facility Automated production lines & precision equipment (laser cutting, high-standard welding) Strict compliance with international safety standards (full-process quality control) 3. Complete Non-Powered Play Solutions All-age, multi-scenario product matrix, including: Aerospace-grade 304 stainless steel slides High-resilience safety trampolines Professional outdoor percussion instruments Immersive 3D pin-art walls Dreamy rainbow light stick walls Interactive viral swings Artistic wind-kinetic sculptures Water play systems Superior safety | Extreme durability (UV-resistant, weatherproof) | Creativity-stimulating interactivity Global Applications Duoqihui’s products and services have been widely applied in:  Theme Parks | Urban Parks & Scenic Spots Commercial Complexes |  Schools & High-End Communities – Establishing benchmark projects worldwide and earning trust from global clients. Corporate Mission Guided by the philosophy of “Craftsmanship for Global Joy”, Duoqihui is committed to delivering innovative designs, military-grade quality, and efficient service, creating vibrant, safe, and sustainable play experiences that inspire endless happiness and exploration.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

Zhuhai Soft-Light Illumination Technology Co., Ltd. is a high-tech lighting company based in Zhuhai, China. We design and manufacture energy-efficient LED products for offices, schools, hospitals, retail and industrial spaces. Main Products • LED panels & linear lights – flicker-free, tunable white for comfortable working light • Track spotlights – high CRI, precise beam control for shops and galleries • High-bay & flood lights – up to 210 lm/W for warehouses and sports fields • Smart lighting system – Bluetooth Mesh, daylight and motion sensors, easy app control Certified to ISO 9001, CE, RoHS and UL, our 12,000 m² automated factory delivers 5 million units a year to more than 60 countries. Soft-Light is committed to “Green Light, Better Life,” helping customers cut energy use by up to 70 %.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.

MT Industry Company, under its brand Harmonious Door, is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. Leveraging years of industry expertise, the company not only provides fully assembled shutter doors for commercial, industrial, and retail applications but also supplies premium-grade roller shutter components, catering to both installation and maintenance needs across diverse scenarios. In terms of product customization, Harmonious Door offers comprehensive OEM/ODM services. It can create tailor-made products based on customers' specific design styles, size specifications, and performance requirements—whether clients are sourcing materials for new projects or replacing worn parts in existing systems, the company delivers perfectly matched solutions.