President Xi Jinping called on Thursday for provinces serving as China's economic powerhouses to pilot efforts in analyzing new circumstances and solving new problems.

A groundbreaking ceremony for the Shunda Laser Weeding Robot and High-Magnesium Alloy New Material Project was held in Jingjiang city, on Jan 11.

Two pieces of ultra large chemical equipment were shipped from the Luojiaqiao Port Heavy Cargo Terminal of China Railway Construction Bridge Engineering Bureau Group Jingjiang Heavy Industry on Nov 21.