1, color appearance. Zhenqinmi No.9 passion fruit has green skin when it is immature, yellow skin when it is mature, and the fruit shape is large and nearly round.

2. The proportion of fruit juice. The passion fruit of Zhenqinmi No.9 contains 45% juice and is very sweet. The content of fake passion fruit juice is less than 35%, and the sweetness is average.

3, the skin is thick. The real Qinmi No.9 passion fruit skin is very thin, and the fake skin is very thick.