Now that e-commerce operations are so hot, is it still too late to learn this line? Can I change careers at the age of 30?

Yes, you can learn e-commerce operation now. The e-commerce industry is constantly developing. For those who are interested, this is a field full of opportunities. No matter how old you are, you can learn this line as long as you are interested and determined.

Although 30 years old may be considered as a late age to change careers, it doesn't mean that you can't succeed. Many people change careers in middle age and have achieved great success. The important thing is that you have enough determination and enthusiasm and are willing to make efforts.