GB 50500-2013 第7.1.1条
| **** | **Selection of contract type**: Projects using the bill of quantities (BOQ) for pricing shall adopt a **unit price contract**. Construction projects that are small in scale, low in technical difficulty, short in duration, and whose construction drawing design has been reviewed and approved may adopt a **lump sum contract**; emergency rescue, disaster relief, and construction projects with particularly complex construction technology may adopt a **cost-plus-fee contract**. |