Since the products produced in Xinhui are of the purported to be the best quality , it is often called Xinhui Pi or Guang Chen Pi .
In general , the longer Chenpi is aged , the higher the quality .
Since the products produced in Xinhui are of the purported to be the best quality , Chenpi is often called Xinhui Pi or Guang Chen Pi .
In general , the longer Chenpi is aged , the higher the quality .