Is Bao Tong's Back to the Sun and Moon valuable?

The subject wants to ask, "Is Kangxi Bao Tong's back moon and sun worth buying?" Worth buying.

1, Kangxi Bao Tong bears the cultural and economic background of China's history, so it has collection value among collectors and history lovers.

2. Kangxi Bao Tong's back moon and sun are few, high in rarity, and rare in variety, which is worth collecting and investing.