Recently, the Science and Technology Force visited China Mobile and China Tower respectively, and conducted an in-depth understanding of China's current 5G construction and development. In the past, the author has already explained the construction cost and operation cost of 5G. Compared with 4G, 5G...

The constant change of the PTA trade model has evolved from the original unilateral game mode to the current 95% basis basis trading model. The whole industry chain participates in futures, and truly realizes and exerts the PTA futures to find the forward price to avoid market risks. effect. For the...