WUXI, China, Feb. 3, 2012 /PRNewswire via COMTEX/ — WSP Holdings restricted WH -2.20% (“WSP Holdings” and therefore the “Company”), variety one Chinese manufacturer of API (American Petroleum Institute) and non-API seamless casing, tubing and drill pipes found in oil and propane exploration, drilling and extraction (“Oil Country Tubular Goods” or “OCTG”), and alternative pipes [...]
