"Chang Tai Hao - Cha Hu Chen " series has a teapot symbol on the middle of the front wrapper and there is a traditional Chinese character "Chen (陳)" in the center. This is series made from wild premium tea materials from each famous tea region like "Bu Lang", "Jing Gu", "Fo Hai", "Man Zhuan", "Yi Wu" and "Jin Zhu Shan". This is a sub series designated as high-end grade during "Chang Tai Hao" series.
The words on wrapper is silver color, so it gets a nick name “Yin Jing Gu”(Silver Jinggu) comparing to the other one “Jin Jing Gu”(Golden Jinggu).
Guangzhou Natural Storage.