Suning.com Co., Ltd. (SZSE:002024) is considering selling a stake in its e-commerce business as it aims to ease financing pressures, according to people familiar with the matter. Suning.com is working with advisers to gauge interest from both strategic and private equity investors, the people said. The company is seeking a valuation of about $6 billion for the business, though some potential investors approached by Suning.com have put a lower valuation on the unit, the people said. Discussions are ongoing and the company may decide not to proceed with the plan, the people said. A representative from Suning.com did not respond to requests for comment.