China has always maintained the title of a major clothing exporter, but in recent years, block chains and bitcoin have emerged one after another, causing many investors and business owners lose money. It also affects the economic development of small businesses and factories, which have withdrawn from the market one after another. For
The electronic scale is a tool for determining the mass of an object by using the force principle of lever balance or Hooke’s law, which is mainly made up by three parts: a load-bearing system (such as a weighing pan, a scale body), a force transmission conversion system (such as a lever force transmission system, a sensor),and an indication system ( Such as the dial, electronic display instrument).In the electronic scale quality inspection,according to the composition of these three parts, the
Many of the importers’ imported daily necessities from China, and the testing items in the process of inspection naturally contain tests on whether their functions are perfect or not. For example, if you need to use a product under closed environment. you should check the air tightness or water permeability of the product and conduct tightness test. In CQI inspection, there are the following test categories:
First, for the tightness test of pipe products, inspection through
Today, China is vigorously promoting the implementation of the most stringent environmental protection policy in history. Most of the small and medium-sized factories that do not meet the standards are facing closure or merger, the increase in industry concentration and shortage of raw materials, which directly affect the price of paper products in the market, and the trend of increasing paper costs has begun. After the price rise crisis, there may be a shortage notice shortly. With such a big industry reform,
Toothbrush is a kind of cleaning tool in our daily life and it is in direct contact with the mouth. Its cleanliness and safety must meet certain standards. The doctor recommends that the toothbrush should be replaced every three months, so the normal toothbrush at least has three-month lifetime. But what will the toothbrush look like in these three months? Will there be any unexpected surprises?
There are frequent problems in the following three areas,
