Quality

  Rongfeng Company is a high-tech company integrating design, manufacturing, sales and R&D services. A complete range of products, stable and reliable quality, strong technical force, domestic advanced first-class production equipment, accurate and complete testing equipment, advanced production technology, for each production link, each process, strictly in accordance with the international cutting-edge standards to ensure The factory products are 100% qualified, and strict management methods are used to improve pre-sales, in-sales and after-sales services. Ensure quality safety, reliability and stability.

Standard: REACH Number: AZT251210046C-E0 Issue Date: 2025-12-16 Scope/Range: Plastic Shims Issued By: Shenzhen AZT Technology Co., Ltd.

Standard: CMA Number: 202109DW011(E) Issue Date: 2021-09-15 Expiry Date: 2022-09-15 Scope/Range: Issued By: Technical Supervision and Research Center of the Building Materials Industry

Standard: Product quality inspection Number: 20810115_P+T Issue Date: 2021-03-30 Expiry Date: 2022-10-31 Scope/Range: Issued By: SGS

Standard: Patent certificate Number: ZL201530312120.0 Issue Date: 2015-03-17 Expiry Date: 2025-03-17 Scope/Range: Issued By: State Intellectual Property Office of the P.R.C

Standard: Credit certificate Number: Issue Date: 2021-04-15 Expiry Date: 2025-04-15 Scope/Range: Issued By: AVIC Trust Co., Ltd.

Standard: ISO 9001:2015 Number: 88725Q10066R0S Issue Date: 2025-09-18 Expiry Date: 2028-09-17 Scope/Range: The production and related management activities of thermalinsulation nails and thermal insulation shooting nails Issued By: Zhongan jiahua (Beijing) Certification Service Co., Ltd