Gongyi Xinli Pipeline Equipment Co., Ltd. was established on the basis of Gongyi Wanwei Material Co., Ltd. in the early 1990s. Our company is a professional manufacturer, integrating producing and processing, marketing and trading. Our company has acquired the certification of international system of quality control (GB/TI9001-2000-ISO9001:2000). We have been constantly receiving a high reputation at home and abroad for advanced technique, good equipment, complete testing system, quality ...