cacti under centos6.2 system does not support Chinese?

[naturerzt]

hello:
Why can not my cacti display Chinese? System is a cloud host centos6.2, all relevant Chinese package is installed, the system can use the date command to display Chinese,English can be displayed,Character set is utf8,See picture details. But cacti can not display Chinese, are garbled, utf8 also turn over. Currently unable to find the relevant information, but to help the official website, and is the reason centos system it? Please help me, thank you !