Zhejiang Commercial Machinery Factory, established in 1970, is a leading manufacturer and trading company based in Hangzhou, China, specializing in the design and production of a wide range of refrigeration equipment. With a workforce of 101 to 200 employees, the company operates a modern factory spanning 16,000 to 20,000 square meters, featuring standardized workshops and advanced processing equipment, including American CNC machining centers and three-coordinate measuring instruments. They are recognized as one of the largest semi-hermetically sealed refrigerant compressor manufacturers, holding a significant market share domestically. Their extensive product portfolio includes refrigeration compressors, condensing units, chillers, low-temperature cascade units, marine units, and integrated cold storage solutions. Since 1998, the company has focused on semi-hermetically sealed refrigerant compressors for industrial refrigeration and freezing applications. Zhejiang Commercial Machinery Factory is ISO 9001 and CE certified, and their products have also obtained 3C and CRAA certifications. They offer OEM services and export their products to international markets, including the EU and Southeast Asia.
Hangzhou Xiaoshan Changshan Instruments & Meters Plant Co., Ltd. is a manufacturer based in Hangzhou, China, specializing in mechanical counters and electrical instrument components. Established in 2004 and authorized by the state's Mechanical Industry Department, the company has over 30 years of history in mechanical counter production. They offer a "BoLe" brand mechanical counter series with an annual output capability exceeding 200,000 pieces, including 15 specifications such as D-67, D94-S, D-70, Z73-5, and Z94-F models, as well as specialized counters for railway and aluminum smelting industries. Additionally, they produce diversified voltmeter and ammeter iron cores and wholesets, with an annual output exceeding 6,000,000 pieces, supplied to domestic principal electric meter factories. The company also manufactures various pressing components and parts for international markets. Their products are widely used in industries such as Pressing Machinery, Printing, Cables, Textile, Printing and Dyeing, Tanning, and Membrane Producing. With 11 to 50 employees, Hangzhou Xiaoshan Changshan Instruments & Meters Plant Co., Ltd. operates a factory and serves as a contract manufacturer and component supplier.