Jiangyin Long-bright Drill Pipe Manufacture Co., Ltd was co-established in July, 2006, by Jiangyin Huachao Heavy Machinery Manufacture Co., Ltd , Hong Kong Kexun Group Co., Ltd and Japan Petro Materials Corporation, Equipment Group Company.The total investment was 150 million Yuan, with the first phase 20.28 million Yuan of registered capital.The company, covering an area of 81,250 square meters, is located in Ligang Park, Ligang New City of Jiangyin, Jiangsu Province, People’s Republic of China.