The activity index of the manufacturing sector of China's economy by Caixin, also published by Markit Economics, was 51.9 in December, higher than the previous value of 50.9 and economists' forecast of 50.7. As can be seen from the data, the index increased by 0.1 points and reached the highest level since January 2013. Values above 50 indicates growth, while below this level indicates contraction. As China's economy is one of the largest in the world, this indicator can have a strong impact on the Forex market.