The initial sample testing is a tough test for merchandise from China. SINOWOLF meticulously scrutinises the first product sample of your potential supplier. The initial sample testing includes an in-depth test of all individual operational dimensions and specifications, not to mention tests on various material qualities based on the customer’s requirements. Our local quality assurance department in Shanghai carries out procedures to the letter.  

Supervised by our quality manager, quality engineers conduct the extensive first article inspection. This process gives you a peace-of-mind bonus. For SINOWOLF is always on the spot in China to support you in the development of products ready for series production. As proactive protection against the time- and cost-intensive ping-ponging of samples back and forth.