From October 28 to 30, 2010, liu general manager of the company was invited to attend the annual meeting of silver powder industry held in tongdu, anhui province, by the invitation of President Yang rongchun of silver powder association. Representatives of nearly 100 ceos and the precious metals institute attended the meeting. The conference held in-depth and heated discussions on the future trend of silver price and the production technology of silver paste. Company liu always made a brief speech at the meeting, he recommended the high efficiency filter to each pulp manufacturer, the conference representative has developed a keen interest in this.