There are manufacturers in Zibo who harvest corn stalks with sticks. Gaotang Tianlan Biomass Fuel Co., Ltd. has harvested corn stalks with sticks. The office address of Gaotang Tianlan Biomass Fuel Co., Ltd. is located in Liaocheng, where the Yellow River and the Beijing-Hangzhou Grand Canal meet. The company mainly deals in purchasing: corn stalks, sawdust, peanut shells, wheat stalks and cotton firewood; And the processing and sales of the above products.