Qingdao Zhongrui Intelligent Instrument Co., Ltd. (www.zryq.cn) is a national high-tech enterprise focusing on the research and development and innovative application of testing instruments such as portable methane and non-methane total hydrocarbon analyzers, pollution source smoke and dust testers, ultraviolet smoke analyzers, environmental emergency monitoring systems, air microbial samplers, dust particle counters, aerosol photometers, colony counters, air planktonic bacteria samplers, and flow calibrators. Facing the future, Zhongrui always adheres to the concept of "survival by quality, market by service, and development by technology" to provide customers with safe and reliable testing instruments and services.

Wuxi Zhongrui Air Separation Equipment Co., Ltd. mainly produces oxygen generators and (PSA) carbon molecular sieve nitrogen generators, food preservation nitrogen generators, small nitrogen generators, large nitrogen generators and other nitrogen making equipment at preferential prices. Oxygen generators are widely used in chemical, pharmaceutical, textile, metallurgy, electronics, food and other industries. The equipment has the advantages of compact structure, high degree of automation, stable performance, low energy consumption, low noise and no pollution.

Wuhan Zhongruan Intelligent Technology Co., Ltd. is a high-tech enterprise integrating R&D, production, and sales. Mainly involved in fields such as intelligent passageways (tripod turnstiles, wing gates, flap gates, speed gates, full-height turnstiles, advertising barriers); smart scenic areas (ticketing systems and inspection turnstiles); smart construction sites (construction site turnstiles, real-name systems); and facial recognition (dynamic facial recognition, identity verification).

Zhongshan Dongfang Metal Products Co., Ltd. has been engaged in the production of iron cans. The company uses British printing equipment and dust-proof drying equipment, has dozens of can-making lines, hundreds of various can-making molds, has the ability to design and manufacture molds by itself, and is equipped with a process design team to maximize the customer's design effect.

Guangdong Zhongshi Metal Co., Ltd. is a leading material manufacturing expert and supplier in the industry, serving the global electronics, semiconductor, precision welding and high-precision copper profile application markets, and meeting customers' product application and innovation needs with industry-leading R&D technology and customized solutions. Focusing on the R&D and innovation of welding materials such as preformed solder, lead-free solder, and high-precision copper profiled wire, it has established a high-tech R&D team and carried out industry-university-research technical cooperation with many colleges and institutions. Its products include preformed solder sheets, solder paste, tin wire, tin bars, flux and cleaning agents, BGA solder balls, sintered silver, customized high-precision copper profiled wire, oxygen-free copper, etc.

Zhoushan Jintai Machinery Manufacturing Co., Ltd. is located in Jintang Island, Zhoushan, adjacent to the Buddhist kingdom of Putuo Mountain, close to Shanghai and across the sea from Ningbo.

Qingdao Zhuosuo Sports Operation and Development Co., Ltd. is a comprehensive sports company that integrates sports industry investment, sports venue operation, sports event hosting, planning and organization, sports brokerage, international sports and cultural exchange activities, and club management. The company's operations cover event operation, sports training, sports engineering, sports equipment sales, event planning, consulting, public welfare, advertising, investment and other businesses.

Zhongshan Yuexin Metal Electrical Appliance Co., Ltd. is committed to hardware accessories stamping processing, laser cutting, argon arc welding and CNC bending technology, providing first board proofing, laser marking machine, wire drawing and polishing, OEM sheet metal customization, electrostatic metal spraying and other finished product export and domestic sales business. Customers are welcome to customize and produce in small batches.

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Nberlighting is a lighting brand of the Nber series. It is also a featured brand of Zhongshan Aipo Lighting Co., Ltd., a subsidiary of Qiannian Crafts, which specializes in the design, development, production and sales of diversified acrylic amber lighting. Aipo Lighting perfectly combines modern trends with natural elements, bringing consumers a new natural home experience.