How can we ensure quality?
Not only do we provide reliable product certificates, but we also use four quality control testing procedures: initial inspection, re inspection, final inspection, and sampling inspection to ensure quality. Always conduct the most meticulous inspection before shipment; After professional testing by relevant institutions, we have obtained certificates such as UL,CE, NFPA, BS, ISO9001, etc
Why do you want to purchase from us instead of other suppliers?
We at Yinyuan have 10 years of experience in producing fire-resistant doors and windows, and are synonymous with excellent quality and service.. The door leaf or commercial frame is filled with fire-resistant perlite panels to ensure insulation, and high quality is our guarantee to customers.
What services can we provide?
Accept delivery terms: FOB CIF、EXW、FCA、DDP、 Express delivery;
Acceptable payment currencies: US dollar, euro, Japanese yen, Canadian dollar, Australian dollar, Hong Kong dollar, British pound, Chinese yuan; Acceptable payment method: T/T, L/C,D/P D/A,MoneyGram,Credit card, PayPal, Western Union, cash, escrow; Spoken language: English, Chinese, Spanish, etc.