Zhejiang Zhenglishi Environmental Materials Co., Ltd. is situated in the north of beautiful and famous viewing tide place - Qiantang River. We are near Shanghai and close Hangzhou. Our geographical position is superior because we lie in the economic circle of Changjiang River Delta. The transportation is very convenient.

Our company was founded in 1976 and now has more than 30 years of history. Over the past thirty years, relying on the concerted efforts of all staff and community's strong support, we have become the deputy director of the unit in china's jute textile industry. With the jute textile products in escalating circumstances, we put a large number of money into the production of all-glass evacuated solar collector tubes. High-quality market position, high-quality raw and auxiliary materials, rigorous processing and careful testing, expert technical support, and high-quality services make our products an influential and competitive star. Sophisticated management, high-quality products and satisfactory services are the objective evaluation given by the professionals and our customers. The variety of specifications and models of solar water heater vacuum collector tubes we produced form a complete set with a large number of well-known domestic brands. At the same time, our products are exported abroad.

Our company has always adhered to "everything is for customer's satisfaction". Our company relies on strong technology and strict management and "serious, rigorous, pragmatic and efficient" enterprise culture to make every effort to eliminate the time cost for users.