Changes

====Other provinces====

====Other provinces====

While Yunnan produces the majority of ''pu-erh'', other regions of China, including [[Hunan]] and [[Guangdong]], have also produced the tea. The Guangyun Gong cake, for example, although the early productions were composed of pure Yunnan ''máochá'', after the 60's the cakes featured a blend of Yunnan and Guangdong ''máochá'', and the most recent production of these cakes contains mostly from the latter.

While Yunnan produces the majority of ''pu-erh'', other regions of China, including Hunan and Guangdong, have also produced the tea. The Guangyun Gong cake, for example, although the early productions were composed of pure Yunnan ''máochá'', after the 60's the cakes featured a blend of Yunnan and Guangdong ''máochá'', and the most recent production of these cakes contains mostly from the latter.

In late 2008, the Chinese government approved a standard declaring ''pu-erh'' tea as a "product with geographical indications", which would restrict the naming of tea as ''pu-erh'' to tea produced within specific regions of the Yunnan province.  The standard has been disputed, particularly by producers from Guangdong.

In late 2008, the Chinese government approved a standard declaring ''pu-erh'' tea as a "product with geographical indications", which would restrict the naming of tea as ''pu-erh'' to tea produced within specific regions of the Yunnan province.  The standard has been disputed, particularly by producers from Guangdong.