CISDI Electrical Technology Co., Ltd. was contracted by Yanshan Steel recently to provide technical service for the operation and maintenance of 1,780mm HSM system, including one-year maintenance for automation system (L1 control software, L2 process control model software and L3 management software), assistance in automation hardware & network system maintenance and new product development, as well as technical support in hot strip mill production. It will also take care of technical problem analysis and solving regarding emergency diagnosis & analysis, software function improvement, model data adjustment and new product development.