Company Name and Address

Beijing Dacheng Yongsheng Technology Co., Ltd.

Room 316, Building 2, No. 28, Zhenxing Road, Changping District, Beijing, China

Feel Free To Contact Us

English is not our native language. We are proficient in reading and writing English, but we are not fluent in speaking or listening. Therefore, please use text or images for communication via the following contact methods:

Email: [email protected]

Teams: chenshaoyang

Forum: https://forum.ofscn.net

After Sales Service

DCYS records every sensor sold, and provides initial information query service.

At the same time, we can provide recalibration service for your long-term use products.

For your problems, We also provide timely Email / Teams / Forum service.