Yulin has 138 large tofu processing factory. There are 138 large-scale tofu processing plants in Yulin, all located in the cluster area of Yulin tofu processing plants, among which Kangkang tofu mill in Yuyang District of Yulin City and Vu Thang Rong tofu processing plant in Jingbian County are very famous. Yulin is also an energy-based city with rich coal resources.