This has contractual effect through generation of formal invoices under the terms of the syngas supply agreement and supply of utilities and removal of waste by down stream organisation and marks the start of the generation of positive cash flow for the jv 根据合成气供货协议的有关条款,一旦制成正式货单同时有关下游机构的公用设施和废物处理配备工作完成后,本合同即具备法律效力,同时也标志合资企业开始正现金流量。