Oil prices fell early on Wednesday as an unexpected build in U.S. crude stocks weighed on markets, along with concerns that Chinese crude demand could falter as Beijing clamps down on alleged tax evasion in the oil industry.

 International Brent crude oil futures  were trading at $49.57 a barrel at 0054 GMT, down 39 cents, or 0.8 %, from their last close.

U.S. West Texas Intermediate (WTI) crude was down 46 cents, or 1 %, at $47.64 a barrel.

Robust Chinese crude demand growth has been driven by independent refiners, also know as teapots, who began to import crude last June after obtaining government crude import quotas and licences.We are provide all  Agricommodity Tips, Agri Commodity Market Tips.

Reinforcing concerns about market oversupply, U.S. crude stocks surprisingly rose last week, even though gasoline inventories fell sharply and distillate stocks drew, data from industry group the American Petroleum Institute showed on Tuesday.

Crude prices had risen on Tuesday after Reuters reported that Iran was sending positive signals that it could support joint action to prop up the oil market.