总包合同 meaning in English

lump sum contract
lump-sum contract

Article 18 in contracting for construction projects , including survey , design , building and installation , one general contractor may sign a general contract with the construction client , or several contractors may separately sign contracts with the construction client
第十八条建设工程承包合同，包括勘察、设计、建筑、安装，可以由一个总包单位与建设单位签订总包合同，也可以由几个承包单位与建设单位分别签订合同。