Qinghe Cuoye (Chinese File Center) is a prominent manufacturer and trading company based in Chongqing, China, with a legacy dating back to its founding in 1980 by Zhang Qingsong, the inventor of the gun-sawed special-purpose file. The company has expanded into a large-scale enterprise with six branch factories and a workforce of over 500 employees, including more than 80 specialized technicians. Operating as a contract manufacturer, the firm utilizes advanced equipment and a proprietary high-temperature high-frequency vacuum heat treatment process to ensure superior product durability and sharpness. Qinghe Cuoye specializes in a comprehensive range of high-carbon steel files made from T12 and T13 materials, including diamond files, flat files, oil saw files, round files, and carpentry chisels. With an annual production capacity exceeding 20 million units, the company serves international markets by providing high-quality tools that meet rigorous industrial standards. Their commitment to quality is backed by a performance guarantee on their signature series, emphasizing their position as a reliable B2B partner in the global hardware and tool industry.
Chongqing Changye Jingtian ATV Manufacturing Co., Ltd. (also operating as Chongqing Jialing All-Terrain Vehicle Co., Ltd.) is a prominent manufacturer and trading company based in Chongqing, China. Established with a strong industrial foundation and state-owned holding, the company operates a sophisticated manufacturing facility equipped with automated testing and packing lines. With a workforce of 200 to 300 employees, including a dedicated R&D team of nearly 60 engineers, the company maintains an annual production capacity of approximately 200,000 vehicles.
The company specializes in the design, development, and production of a wide range of off-road and utility vehicles. Its diverse product portfolio includes All-Terrain Vehicles (ATV) ranging from 50cc to 600cc, Utility Task Vehicles (UTV) up to 1000cc, amphibious vehicles, dirt bikes, and snowmobiles. Additionally, the company has expanded into sustainable mobility with off-road electric scooters and electric go-karts. Beyond recreational vehicles, their manufacturing capabilities extend to agricultural machinery, fire-fighting vehicles, and high-performance motorcycle engines and auto parts.
As a verified supplier for Fortune 500 companies, the organization adheres to rigorous international quality standards, holding ISO 9001, ISO 14001, and ISO 45001 certifications. They offer comprehensive OEM and ODM services, providing full customization, sample processing, and graphic design to meet specific client requirements. With robust import and export capabilities, the company is actively expanding its global footprint and seeking international agents to distribute its "Changye" and "Jialing" brand products.
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