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Yinshan Auxiliary Factory of Shangyu City was established in February 1992. The factory is located next to National Highway 104, close to the Dongguan exit of the Shang-San Expressway, with direct access to the Hangzhou-Ningbo Cross-Sea Bridge. The Hangzhou-Ningbo Railway and the Beijing-Hangzhou Grand Canal run through the area, making transportation extremely convenient.

The factory is a chemical enterprise specializing in the production of various textile dyeing and printing auxiliaries. It continuously dedicates efforts to the research and development of new products. Environmentally friendly products such as phosphorus-free pre-treatment agents, color fixatives, and finishing agents meet the demands of dyeing and printing customers. Products are sold far and wide to Guangdong, Jiangsu, Shanghai, Zhejiang, Shandong, and other regions. While achieving sales, the factory provides follow-up services to customers, earning widespread praise and satisfaction. Yet, Yinshan still strives for perfection!

The factory boasts strong technical capabilities, advanced testing equipment, meticulous manufacturing processes, and a sound product quality assurance system. These are the key factors that enable the factory's products to continuously expand and consolidate their market presence, leading to leapfrog development of the enterprise.