Jinghua Times (Reporter Gu Menglin integrated Xinhua News Agency) The reporter learned from the State Post Bureau on the 14th that the first domestic electric tricycle industry standard will be officially implemented on September 1 this year. 
 The standard systematically identifies the safety requirements of electric tricycle, the vehicle size limits, loading quality, the maximum speed, braking distance, mechanical performance and other indicators are clearly defined to ensure the quality of tricycles, improve safety performance. 
 Jin Jinghua, deputy director of the State Post Bureau policy and regulations introduced, this standard is to do the actual needs of the end service delivery, the current industry is only recommended, non-mandatory implementation of standards. 
 In addition, yesterday, the State Post Bureau announced that in the first half of this year, both the postal enterprises and the express delivery enterprises above designated size throughout the country had a 20% increase in the total business receipts and business receipts. Among them, the first half of the courier business volume reached 5.9 billion, an increase of 53.7%.