Yarn of leather collagen fiber and the process thereof

Yarn packaging and treatment

Yarn process and apparatus

Yarn processing apparatus and process

Yarn processing methods and apparatus

Yarn rebound texturing apparatus and method

Yarn sensing device for stuffer crimper

Yarn structure and method for producing same

Yarn texturing

Yarn texturing

Yarn texturing

Yarn texturing

Yarn texturing

Yarn texturing

Yarn texturing air jet

Yarn texturing air jet baffle

Yarn texturing apparatus and method

Yarn texturing device and method

Yarn texturing jet

Yarn texturing jet