Quality Certifications

The Quality Management System Certification ZheJiang LiangJiang for Zhejiang Liangjiang Cabinet Lock Co., Ltd. is valid from August 1, 2021, to July 31, 2024, certifying compliance with GB/T 19001-2016/ISO 9001:2015 standards for the manufacturing of cabinet accessories.
The Certificate Zhejiang Liangjiang 01 features a Chinese utility model patent certificate adorned with red stamps and multiple paragraphs of text, detailing the patent number, application specifics, and official signatures. This document serves as evidence of the rigorous quality standards maintained during its issuance.
Certificate Zhejiang Liangjiang 03 from CNIPA, titled "一种便于调节的书扣," issued on July 7, 2021. Includes official seals and signatures, showcasing quality certifications. Text is primarily in Chinese.
The Certificate Zhejiang Liangjiang 03 features a green border and includes text in both Chinese and English. It contains detailed patent information, official seals, quality certifications, and signatures. The patent number is displayed in the top-left corner.
Official document for the Certificate Zhejiang Liangjiang 04 featuring a Chinese patent certificate issued by the China National Intellectual Property Administration (CNIPA), including detailed descriptions, official seals, quality certifications, and signatures.
The Certificate Zhejiang Liangjiang 05, issued by the China National Intellectual Property Administration (CNIPA) with a red stamp, verifies a utility model for an adjustable chain clamp and was granted on June 4, 2021.
The Certificate Zhejiang Liangjiang 06, a Chinese utility model patent certificate issued by the CNIPA, features a red seal and various Chinese characters detailing the patent's information, exemplifying top-tier quality certifications.
The Certificate Zhejiang Liangjiang 07, displaying serial and patent numbers, an approval date, along with official stamps and a signature at the bottom, exemplifies high-standard quality certifications.