Weir Zheng is the Co-Founder and Head of Product Development at Top Sound (Xiamen) Co., Ltd., a BSCI- and GRS-certified bag factory based in Xiamen, China. With over 20 years of hands-on experience in OEM/ODM bag manufacturing, Weir leads a team that turns brand sketches into certified, market-ready collections—from cooler bags and lunch totes to pet carriers, handbags and duffels.
Established in 1989, Top Sound (Xiamen) Co., Ltd. is a BSCI, ISO, Sedex, and GRS certified OEM/ODM bag factory in Quanzhou & Xiamen. Over 35 years manufacturing cooler bags, pet carriers, and totes.
From Runway to Runway: How British Fashion Aesthetics Inspired Our New Pet Carry Bag Line at the 2026 Canton Fair Trade shows are about much more than just displaying products; they are the ultimate collaborative space for global B2B sourcing. During the 2026 Canton Fair, our booth was buzzing with international buyers inspecting our latest […]
Beyond Business: A 20-Year Story of Trust, Accountability, and Brotherhood In the fast-paced world of international B2B sourcing, buyers and suppliers often treat each other as mere numbers on a spreadsheet. But at Top Sound Xiamen Co., LTD, we believe that true manufacturing excellence is built on something much deeper: long-term, unbreakable trust. This is […]
The 3-Day Prototype That Broke the Ice: A 2026 Canton Fair Reunion In the international B2B trade industry, trust is rarely built overnight. Buyers have a responsibility to their local markets, which means they spend a long time testing potential suppliers—evaluating pricing, sample quality, and service levels. At the 2026 Canton Fair, I had the […]
