Patent Certificate


Jade Celadon White Porcelain Production Process has been granted national patent for invention.  ZL 2011 1 0346802.4

Jade Celadon White Porcelain Production Process has been granted national patent for invention. ZL 2011 1 0346802.4

Loong Head Cup ZL 2015 3 0544275.7

Loong Head Cup ZL 2015 3 0544275.7

< 1 >