The vending machine is out of order and needs to be repaired. The vending machine in Nongfu Spring Sesame Shop is out of order and needs maintenance, so we can't order books. Nongfu Spring is a brand of Nongfu Spring Co., Ltd. which mainly focuses on drinking water. In March of 200 1 year, Nongfu Spring's market share was 19.63%, ranking first. Nongfu Spring Company has a professional laboratory and has been engaged in water and health research for a long time. (In the field of water and health research, Nongfu Spring) also cooperated with American National Laboratory and famous domestic scientists, and achieved initial results.