April 22, 2012, vice president of the China Tea Association, president of Hunan Province Tea Association Mr.Cao Wencheng has visited Naturalin headquarters and R & D department. 
 
In April of each year, Chinese tea begins to enter the picking of the harvest season. Naturalin is a member of the Hunan Tea Association. In the past serval years, Naturalin annual production and sales of tea extract 50-100 tons need to purchase about 300-800 tons of tea.