On the morning of October 31, TianJin HCC Energy Tech.Co.,Ltd ?R&D and Production Base officially started construction to provide base guarantee for the next large-scale production. Sun Wenkui, Vice Mayor of Tianjin, Xu Jun, Deputy Secretary-General, responsible comrades of the Municipal Development and Reform Commission, Municipal Finance Bureau, Municipal Science and Technology Commission, Municipal Land and Housing Administration Bureau and Municipal Market Supervision Committee attended the event.