Qingdao Lin Hui steel structure co., ltd. is an enterprise of independent legal representative. It has a large diameter thick wall submerged arc straight seam welded pipe production line, high rise flare tower production line, 500 kv transmission line tower production license, radio and television tower, microwave communication tower production license, and has goods and technology import and export license. Company in early 2002 passed the ISO9001 quality system certification, its scale, production capacity, technical strength in the field of the industry in a leading position, with  annual output value average of 1.6-1.80 million yuan in the recent passed 2 years. Company is located in the shandong Qingdao Jiaobei  industrial park, covers an area of 180 mu, building area of 16000 m2, with total assets of about 180 million yuan, which has its own working capital 120 million yuan, existing formal worker 186 people, including professional personnel 28 people who have the various technical and economic title.　…