Shanxi Yongdong Chemistry Industry Co.Ltd(002753) 5 announced on May 22 that the “15000 ton crude phenol fine processing production line” in the “coal tar fine processing and special carbon black comprehensive utilization project” invested by the company through public issuance of convertible corporate bonds has completed the main construction and equipment installation of the project. The trial production scheme has been reviewed and approved by the expert group, and is now in the trial production stage.