A 24-hour technical response/annual quality report.
Services or after-sales service provided:
Service 1: Professional engineers provide design engineering drawings to tailor the best fastening connection solution for you.
Service 2: If customers purchase more than 300000 pieces of the same product from our store, the mold fee will be waived.
Service 3: VIP customers can provide free sampling services.
Service 4: Buyers can inquire in store and provide free sample testing for inventory in stock.