四虎免费成人精品视频_噜噜噜亚洲色成人网站∨_无码伊人66久久大杳蕉网站谷歌_91麻豆国产_中文在线免费一区三区_久草网在线视频

“Zhengsen” brand bamboo activated carbon passed the testing and the inspection by the forest chemical product quality supervision and inspection office of the State Forestry Administration. All the adsorption indexes of bamboo activated carbon are at the forefront in the word and in China. Our company has become the first bamboo activated carbon manufacturer in China that has passed the national activated carbon test, and its products have been well received by experts at home and abroad.

Author： Zhengsen Environmental  |   Hits： 4158

Our company was awarded the honorary title of “Contract-honoring and trustworthy enterprise” by Nanjing Industrial & Commercial Administration in 2006.

PREV：The company obtained another invention patent

NEXT：