Huawei has lost its overseas market, vivo and Xiaomi have suffered setbacks one after another. Why is it so difficult for domestic production to go overseas?
Zaozhidao丨Apple begins trial production of iPhone 14; CATL will mass-produce new lithium iron manganese phosphate batteries in the second half of the year
This year, the weather is hot and cold. "One Qi, two fires, and three differences" determine whether it is cold or hot, and "Yin Qing" indicates drought or flood. What's going on?
Retired elderly people talk about their experiences, what to do if you have a disease: Diagnose the disease first, and don’t rush to prescribe the right medicine.