色偷偷人人澡人人添老妇人 _国产精品99久久久久久董美香_欧美成人高清视频a在线看_刺激性视频黄页_日韩~欧美一中文字幕 _国内精品福利视频喷_成熟了的女人毛茸茸视频_亚洲成A人片在线观看WWW_亚洲国产成人手机av在线观看_性欧美丰满xxxx性

About Us Current location：Home > About Us

Jinan City Kaiwei Welding Materials Co., Ltd. is located in the mountains in the respect of Taishan East, beautiful scenery, a prosperous economy, convenient traffic and create favorable conditions be richly endowed by nature for welding technology upgrading, development suggestion.

The company was founded in 2000, is a high-tech enterprise specializing in R & D, production of welding materials, sales of two million tons; annual output of various kinds of products; advanced production equipment, testing equipment, is currently one of the professional production of welding material the most powerful enterprises;China brand of submerged arc welding flux has become well-known brands, on both sides of the Changjiang River operations, products and services cover the ocean engineering, boiler, pressure vessel, spiral pipe, ship building, wind power, nuclear power, petroleum, chemical, building bridges, pipes, heavy machinery, steel structure, stainless steel welding, welding, wear resistance repair and other fields, can also be based on customer demand for R & D and manufacturing quality products, [China and Thailand] brand with excellent quality and good reputation to win the domestic and foreign customers praise and recognition.

In recent years, our company spirit of "honesty, innovation, and excellence in product quality is the life, be consistent from beginning to end" Kaiwei welding principle of welding materials, provide efficient, energy saving, environmental protection, safe for the majority of users, and strive to become the industry leader in brand building materials, research and development base Chinese welding industry, let us hand in hand cooperation the development of China, let [China and Thailand] Chinese welding consumables like Taishan, Oriental, is renowned at home and abroad.