Jinwoong Technology Co., Ltd.

Jinwoong Technology Co., Ltd. has been operating since 1996, which shows long-term experience in industrial machinery and gives them credibility in a competitive market. Their product range includes duct making machines, sheet metal fabrication, and HVAC systems — all key equipment for construction and building services. The lack of verified phone, work email, documents, or account email raises concerns about their ability to communicate securely or confirm their business identity. Buyers should verify these details before placing large orders to reduce risk of fraud or miscommunication. While the company has a long history, missing verification signals may make it harder to trust their responsiveness or legitimacy. It's common for suppliers in this sector to have incomplete verification, but it's still a red flag for new buyers. Always request official contact details or a business license when dealing with such suppliers.