60年代末,由于国内邮政运输工具落后,出现邮件和报刊传递速度慢、积压严重等问题。为解决这一困难,一些基层邮政运输单位提出了“邮政投递摩托化”的口号。1967年8月,河北省邮电管理局首先在河间县邮局进行农村投递摩托化的试点,至1969年各县邮局已备齐50型机器脚踏车,由于功率太小,不适合农村投递使用。随后河南、河北两省的邮政汽车修理厂各自开始试制组装摩托车,以求依靠自己的力量,增 In the late 1960s, problems such as the slow delivery of mail and newspapers and the serious backlog occurred due to the backward transport vehicles in the country. In order to solve this problem, some grassroots postal transport units have put forward the slogan of “postal delivery and motorization.” In August 1967, the Hebei Provincial Posts and Telecommunications Administration first carried out pilot projects of rural motorized delivery in the post office of Hejian County. By 1969, the post offices of all counties had already set up the Type 50 bicycle. Because the power was too small, they were not suitable for delivery in rural areas. Subsequently, Henan, Hebei Province, the two postal auto repair shop trial assembly motorcycles, in order to rely on their own strength, increase