I didn't notice this. I'm sitting in the Baoshan Children's Day Center in Nanshan, where there are more than 40,000 people. At that time, my girlfriend accompanied me to see most of the Confucius Center in Nanshan, and I decided after comparing with my husband.

(1) The old brand has been used for more than ten years, and I will feel much more at ease than other brands that have only been used for several years.

② The cost is acceptable, and there are many types to choose from.

3 in terms of cost performance, I personally feel much higher than others.

I wonder if I can help you.