The company has recently passed the 2025 ISO 9001 surveillance audit.

Nanjing Jiaqiang Jiushi Technology Co., Ltd. has recently passed the 2025 ISO 9001 surveillance audit, once again demonstrating its discipline in quality management and adherence to international standards.

2025.05.15

The company has successfully won the bid for the Hefei Line 7 urban rail transit

Nanjing Jiaqiang Jiushi Technology Co., Ltd. has recently secured the bid for the remote circuit-breaker reset device package of the Hefei Metro Line 7 urban rail-transit project.

2025.05.08

The product development review meeting for the domestically-developed remote res

A product-development review meeting for the domestically produced remote-reset device—led by CRRC Nanjing Puzhen Co., Ltd. and attended by metro owners and main manufacturers nationwide—was held in Nanjing in May 2023.

2023.05.16