... , About our companya, Geographical position Haimen Sanlong Glass Product Co,Ltd is established in Haimen, which is located in Yangtze river ... , Mr.Gumiao, the general manager of the company, sincerely welcome customers worldwide to cooperate with us for mutual benefits. 1 ... our customers. 7. Our sales are almost 24hours available online, providing best before-sale and after-sale service. Our ...