On July 24, 2021, with professional and rigorous service attitude and excellent team strength

In September 2019, after nearly half a year of in-depth communication between the teams of the two sides, SLD and Zhejiang Yihong health signed a cooperation agreement on the overall solution of the laboratory

In October 2019, SLD and Shenzhen Xuewu science and Technology Co., Ltd. signed a laboratory overall solution contract.

In October 2019, SLD and Harbin Wanxin graphite Valley Technology Co., Ltd. signed a contract for the overall scheme project of laboratory design and decoration.

All the department managers expressed the annual personal summaries and shared their opinions about the soon-to-last year of 2019.