FAP, June 7 (Xinhua)-- Meichang shares announced that as of the beginning of this month, the wholly-owned subsidiary's high-efficiency electroplating diamond line production line project had been fully implemented. A total of 257 high-efficiency electroplating diamond line production lines and supporting diamond wire bus production capacity have been built, with a cumulative investment of 318 million yuan (excluding working capital). The annual production capacity of the diamond line will be increased by 54 million kilometers. During the implementation of the project, the efficiency improvement and transformation of all the production lines were completed, and the original "single machine nine lines" production line was transformed into "single machine 15 lines", resulting in an increase of 80% in the actual annual production capacity of the project compared with the original plan.