Enshi city in Hubei is famous as its rich selenium resources.. Which is awarded "world selenium capital". The local agricultural and forest products are warmly welcomed because of rich selenium. Ningbo studbolt international trade co.,ltd is a professional industrial hardwares and tools export company, which has its own export license. Through several years effort, it has established good business relationship with clients from Middle East, Europe, North America etc.. Enshi is the hometown ...