Hangzhou, China – January 9, 2026 – Zhejiang Goldcard Power-Tech Co., Ltd. announced that its TDS-GC Water Meter has received the STS Conformance Certificate (Ref: ZGP0126) from the STS Association.
The certification confirms compliance with STS Edition 2 standards (IEC62055-41/51 Ed3) and relevant specifications including STS531-4, -5-0, and -6-1-07 Ed2.0, supporting Entity Types D, E, and F for water utility applications.
This achievement validates the meter’s interoperability and reliability in smart water management systems, reinforcing Goldcard’s commitment to global standards and smart utility solutions.