Hangzhou Tongsheng Fashion Co., Ltd. is a leading knitwear manufacturer based in Hangzhou, China, specializing in high-quality sweaters and knit garments. With over 20 years of experience, we are a trusted partner to global fashion brands, such as Costco,Jenni Kayne ,offering comprehensive services from design and product development to manufacturing and quality control. Our strength lies in our ability to turn creative concepts into commercial success. We collaborate closely with our clients’ design and sourcing teams to bring trend-forward, innovative knitwear collections to life—on time and with precision. Our in-house R&D team stays ahead of market trends, offering seasonal development support and technical expertise. What We Offer: Custom design and OEM/ODM services Fully fashioned and cut & sew knitwear Small MOQ and flexible production runs A wide range of yarns and sustainable material options Ethical manufacturing and transparent production process We work with contemporary and premium fashion labels across the US, Europe, and Asia, and we understand the quality standards and market expectations of American brands. If you’re looking for a reliable, creative, and agile knitwear manufacturing partner, we’d love to connect and explore how we can support your brand's next collection. Let’s build something beautiful together.