According to the release by the China Futures Association, China's futures trading in May totaled 9.37 trillion yuan, up 85% from a year earlier.  Compared with April, however, the ratio was down 13% respectively.

The new product, Polyvinyl chloride or PVC futures contracts, finished with total contracts worth 8.98 billion yuan in just three trading days.

The country's futures trading totaled 38.3 trillion yuan in the first five months, up 30% from the same period of last year.

There are three futures exchanges on Chinese mainland - in Dalian, Shanghai, and Zhengzhou.

Shanghai Futures Exchange (SHFE) total trading was 5.24 trillion yuan in May, up 155% from last may but down 15% from April.  Futures products listed at SHFE include steel, copper, aluminum, zinc, gold, rubber and fuel oil.

May trading at Dalian Commodity Exchange (DCE) valued at 3.38 trillion yuan, up 80% year on year, but 0.18% lower than April. Futures products at DCE include soybean, soybean meal, soybean oil, corn, RBD palm oil, LLDPE, and the latest PVC.

Total trading at Zhengzhou Commodity Exchange (ZCE) in May slipped to 743.5 billion yuan, 35% down from last May and 39% down from April.  Futures products at CME include cotton, rapeseed, wheat, sugar and pure terephthalic acid.