What about CSSC Jiujiang Jingda Technology Co., Ltd.?

Established in May 2007, CSSC Jiujiang Jingda Technology Co., Ltd. was formerly known as the Third Laboratory and the Eighth Laboratory of China Shipbuilding Corporation. At present, it has been listed on the New Third Board, and its main business products are precision conductive slip rings, indexing mechanisms, synchronizers and metering products. It has a broad supporting background in the fields of new energy, high-end industrial control and precision measurement in China. Among them, the precision conductive slip ring developed and produced is the key component of "Shenzhou" and "Tiangong" series spacecraft; High-precision multi-tooth indexing table has become the traceability standard of national metrological verification.

As for welfare benefits, if you are a graduate student, the welfare benefits are not bad, and the salary level in fourth-tier cities is relatively high. Specifically, you can go to their website to find out, and you can find it by searching for CSSC Jiujiang Jingda Technology Co., Ltd.