In 1995 successfully developed a sterile production lines.
In 1960 successfully developed the first generation dryer stove - smokeless stoves, extended life and improved the quality of the product. Developed
In 1983 Pneumatic Conveying to change from the previous feed bucket elevator for transportation, reduce the friction of tea and pipeline wall .
In 1983 ,We developed cooler and dryer machine and improve the quality of tea by ourselves.
in 1959 ,We producted shock-sorting machine to pick stems, instead of manual sorting stem; In 1979 developed a double-layer stem horizontal machine, saving a large labor force.
In 1995 successfully developed a sterile production lines.