The first CCER which can be offset in Beijing ETS pilot was traded.

28 May 2015 – The transactions amount was 20,000 tons. These CCERs is from a project out of Beijing, thus only can offset no more than 2.5% of annual allocated allowance for a key emitter. The buyer is a broker. Besides, CBEEX has developed online CCER trading platform, in which all qualified individuals and companies can transact CCERs online.
Source: /www.cbeex.com.cn