WH [WSP] 6-K: (Original Filing)
[WSP Holdings Explains Failure to File Form 20-F on a Timely Basis WUXI, China, June 4, 2014 WSP Holdings Limited (NYSE: WH) (WSP Holdings or the Company), a Chinese manufacturer of API (American Petroleum Institute) and non-API seamless casing, tubing and drill pipes used in oil and natural gas exploration, drilling and extraction (Oil Country Tubular Goods or OCTG),] [WSP HOLDINGS LIMITED No. 38 Zhujiang Road Form 20-F x Form 40-F o o o WSP HOLDINGS LIMITED Then Choon Hoi]