Recently, the latest data from the mining machinery branch of China Engineering Machinery Industry Association showed that in April 2018, the mainframe manufacturing enterprises that were included in statistics sold 26561 units of all kinds of mining machinery products, up 84.5%, of which 25034 in the domestic market, 83.2% in the same period, 1518 in export sales, up 109.7% from the same period. From January to April this year, a total of 86622 units of various types of excavators were sold, with a year-on-year increase of 57.9%; of which 80947 were sold in the domestic market, 55.3% in the same period, 5649 in export sales, and 106.3% from the same period.