On September 10, 2014, Mr. Xia Baolong, then Secretary of the Zhejiang Provincial Party Committee, accompanied by Mr. Lu Jun, Secretary of the Municipal Party Committee, and Mrs. Shen Xiaohong, Secretary of the Haiyan County Party Committee, visited the company. EST's  managerial team reported to the secretary about the helical broach project designed for planetary internal ring gears that the company had developed over the past 8 years. The broaches have been mass-produced, which allows EST to become the only manufacturer in China and the fifth in the world capable of producing this broach. The secretary encouraged EST to keep on with its innovativeness and make greater contributions to the country.