![](http://www.ecns.cn/hd/2022/01/13/cda149087e554b5e80ce5d2d853f215c.jpg)
The U.S. should stop playing the old trick of saying a lot but doing a little or merely paying lip service and instead join the doers with concrete action, a Chinese FM spokesperson said Wednesday when asked to comment on a reportedly 6.2 percent year-on-year increase of emissions in the U.S. in 2021.