某市天和电子产品开发公司发生的特大火灾，虽然已是两年前的事，但火灾原因认定迟迟难作结论。2000年7月，经公安消防机构对现场进行勘查后出具了《火灾原因认定书》，认定结论为“电火引起火灾事故”。后在案件复查过程中，检查人员认为原认定书存在缺少证人证言，缺少证明电 Although a big fire occurred in a certain city Tianhe Electronic Product Development Co., Ltd., two years ago, the cause of the fire has been delayed to a conclusion. July 2000, the public security fire agencies on the scene after the investigation issued a “certificate of cause of the fire,” concluded that “electric fire caused a fire accident.” After the case review process, the inspectors that the original book there is a lack of witness testimony, lack of proof of electricity