In August 2019, the China Quality Certification Center (CQC) issued the “Notice on Changes in Certification Requirements for Lithium Ion Batteries (Groups) and Chargers for Electric Bicycles”, amending the “Safety of Lithium Ion Batteries (Groups) and Chargers for Electric Bicycles And performance certification rules\" and the implementation rules of supporting documents, involving product categories: 142002.

The KC certification of information and communication equipment is a compulsory certification system that is implemented in accordance with Article 33 of the Basic Law of Korean Electric Communications and Articles 46 and 57 of the Radio Law.

The reason why the intelligent robot is called intelligent robot is because it has a fairly developed \"brain\". What works in the brain is the central processor, which is directly connected to the person who operates it. The main thing is that such a computer can perform actions arranged according to purpose. Because of this, we say that these robots are real robots, although their appearance may be different.

On June 11, the National Standardization Management Committee issued a notice deciding to extend the implementation date of the national standard GB 2626-2019 \"Respiratory Protection Self-priming Filter Anti-Particle Respirator\" to July 1, 2021. In accordance with the relevant provisions of the \"Administrative Measures for Compulsory National Standards\", during the transition period before July 1, 2021, enterprises may choose to implement GB 2626-2006 or GB 2626-2019. Encourage qualified enterprises to organize production according to the new standards as soon as possible.

Certification is the process by which a third-party authorized independent authority inspects and supervises the manufacturer\'s products or production system in accordance with relevant national or international regulations and standards, and issues a test report and certificate on whether it passes or not. If the certification is obtained, it means that the product quality meets national or international standards.

Today (May 13th), the 18th Shenzhen International Battery Technology Exhibition (CIBF 2026) was grandly opened in Shenzhen International Convention and Exhibition Center! As one of the most influential new energy exhibitions in the world, this three-day industry feast brought together top enterprises, cutting-edge technologies and professionals in the global battery field, and ZRLK testing also attended the meeting as scheduled, and made a heavy appearance with a senior engineering team. At booth 14T153 in Hall 14, we went to the green energy appointment with our customers to explore new opportunities for industry development.

On May 13-15, 2026, the 18th Shenzhen International Battery Technology Exchange/Exhibition of CIBF 2026 will be grandly opened in Shenzhen International Convention and Exhibition Center, and ZRLK will be held in Shenzhen International Convention and Exhibition Center [Hall 14, 14T153] on May 13-15, 2026, waiting for customers and partners to come.

According to the regulations of national statutory holidays and the actual situation of our company, we hereby inform you of the company\'s holiday arrangements for Labor Day in 2026 as follows: May 1 -5, with a total of 5 days; Go to work normally on May 6th (Wednesday).