Zhong Yong, director and senior engineer of sintering workshop of Shaoguan Smelter, party member, CPC. Born in 1970, Jiangxi Shangyou. It is the first to realize the benign operation of 460mm ultra-high bed sintering process in the lead-zinc sintering production of international ISP, which improves the output and quality of products; It breaks through the traditional burden structure of single lead-zinc mine, and the proportion of mixed ore increases year by year. Now the total burden has exceeded 60%, ranking first in the industry.