Tengfei Technology is more and more mature in the development and operation of FFP2 DOC. We will show you the comfortable underwear series that is most popular with customers. The production process of Tengfei Technology seamless underwear includes several major production processes, namely, material opening and cleaning, fiber loosening, grinding, dyeing and printing. The quality assurance process plays an important role in the quality of comfortable underwear.
We strive for continual improvement in our products, services, and processes, and in the value, we provide to our customers, employees and the communities we serve.