oBuy, one of the largest online shopping websites in Taiwan, has announced plans to cooperate with Sina.com (SINA) to enter the mainland market.

You Shiyi, president of oBuy, has told local media that oBuy will open a Taiwan shopping section on Sina.com's online shopping mall where sellers from Taiwan will sell their goods. In the meantime, oBuy.cn will begin running its B2C business.

You says that oBuy charges an average CNY30000 annual fee to ensure that they provide quality service.

At present, oBuy's website is selling about 100,000 kinds of goods.