1 Yes, they can be sold on JD.com.

2 Because 1688 is a wholesale market under Alibaba, suppliers can publish products here for other merchants to purchase. JD.com, as an e-commerce platform, allows merchants to sell their products on its platform. Therefore, as long as it complies with JD.com's sales rules, the goods purchased from 1688 can be sold on JD.com.

3 Of course, when choosing sources of goods and sales channels, you need to pay attention to factors such as product quality, price, and logistics to improve sales success rate and user satisfaction. At the same time, you need to comply with relevant laws, regulations and platform rules to ensure that your business is legal and compliant.