Kua jie huan jing sun hai guo jia ze ren yan jiuLi, Weifang (Law teacher) · First published 2013Open the Tome
Huan jing wu ran jian kang sun hai tian bu fa lü zhi du yan jiuWang, Xiaohui (Economist) · First published 2012Open the Tome
Hai yang sheng tai huan jing wu ran jing ji sun shi ping gu ji shu ji ying yong yan jiuKaiming Li · First published 2011Open the Tome
Huan jing qin quan sun hai pei chang de she hui hua zhi du yan jiuAiling Jia · First published 2011Open the Tome
