Hangzhou North Star Seal Co.,Limited

Hangzhou North Star Seal Co., Limited is a typical supplier in the sealing materials space, offering common products like PTFE sealing tape and thread inserts that are widely used in industrial and plumbing applications. Being based in Hong Kong, a major global trade hub, gives the company strong access to international buyers and logistics networks. However, none of the key verification fields — including work email, phone, documents, or account email — are verified, which raises concerns about legitimacy and responsiveness. This lack of verification is common among smaller suppliers and can be a red flag for buyers needing long-term partnerships. Buyers should request additional proof, such as a business license or product samples, before placing large orders. The company has been operating since 2013, showing a stable presence in the market, but without verification, trust remains difficult to establish.