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About Us JIANGSU YING NAISI MACHINERY MANUFACTURING CO.,LTD Founded in 2005, Jiangsu YingNaisi is a specialized manufacturer focusing on precision cold-drawn steel tubes and hydraulic cylinders. The company covers an area of 16,800 m² and employs over 90 staff members, including an experienced management team, dedicated R&D engineers, and a strict quality inspection department. In 2024, the company achieved an annual sales revenue of RMB 95 million. 15+Technical Personnel 30Awards Win 2100Shippings Sent Read more