The seedless lychees from Hainan, China, have pink skin and thick and juicy flesh, but there are also some very small seeds. Due to its high price, there is a big gap with the local price in Vietnam. Generally, it is exported to Japan. Litchi are easy to spoil, and seedless lychees are even more difficult to preserve. If they are not properly preserved, the skin will turn black after one day. The price of seedless litchi in Vietnam is much cheaper. They are mainly exported to the UK and Japan, but compared with Chinese lychees, the yield and quality are slightly lower.

The processing of lychees first uses cold water cooling. Professional cold water cooling equipment is used to keep the litchi at a low temperature. After washing, they are sorted and then packaged into cold storage. Both domestic and export sales need to be cooled with ice bags throughout the process. A horse riding in the red dust makes the concubine smile, and no one knows that it is lychees coming. In the Tang Dynasty of China, lychees were transported from Guangdong to Chang'an. It took a lot of manpower, material resources and financial resources to transport litchi from 5,000 kilometers away to the capital. It is enough to show that lychees are not easy to store.

It is very easy to sort litchi. Only a simple machine is needed to sort litchi into 4-6 grades. The FstSort litchi sorting machine is very popular in China and Southeast Asian countries and can be inspected and tested on site.