VI International Symposium on Lychee, Longan
and other Sapindaceae Fruits
7 - 11 June, 2019 / Hanoi, Vietnam

Technical tour

The technical tour aims at providing participants a closer look at the production, distribution and postharvest management of lychee in Vietnam in general and in Bac Giang province – the largest lychee production in Vietnam, in specific.

Bac Giang is located in the Northeast region of the country, being situated 50 kilometers to the east of Hanoi. Bắc Giang lies in the Red River Delta. It borders Quảng Ninh to the east, Lạng Sơn to the north, Thái Nguyên and the urban district of Sóc Sơn in the capital Hanoi to the west, and Bắc Ninh and Hải Dương to the south. It comprises three land forms namely, the lowland or delta land, the midland and the mountainous region. The province has the dominant characteristics of the tropical, temperate climate zone of the Northern Plain. The temperature, humidity and rainfall vary over months and seasons. The climate in the province has been discerned in two distinct seasons - the hot, rainy season from May to September and the cold, dry season from November to March. The average temperature varies between 22–23 °C (72–73 °F); the maximum temperature recorded was 41 °C (106 °F) while the lowest temperature was 13 °C (55 °F). Humidity values are in the range of 73% to 87%. The average rainfall is reported to be 1,953 millimetres (76.9 in). The annual sunshine hours of 1,500 to 1,700 hours is good to grow tropical and subtropical trees.
Lychees are a dominant fruit crop of Bắc Giang Province. It is grown in an area of 20,275 hectares (50,100 acres) in this province, out of a total area of 35,352 hectares (87,360 acres) in the country. Intensive lychee production is mainly found in 2 districts of Luc Ngan and Luc Nam. Bac Giang lychee  has been exported to more than 30 countries over the world, mainly to China and other countries, i.e. USA, Australia, EU, Japan, Malaysia, Singapore, Thailand. 

In 2018, the province has over 29,000 ha under lychee production, with the productivity of 150.000 - 180.000 tons (2018). Out of the total lychee area, 13,500 hectares are produced under VietGAP standards, with estimated production of 90,000 tons; 218.5 hectares under GlobalGAP standards, issued with IRADS code that are eligible for export to the US. It is expected that 50% of the total production will be supplied to the domestic market and the remaining 50% will be used for export.

Approximately 6,000 ha in Bac Giang is under early lychee production, accounting for 20.6% of the total lychee area, yielding 30,000 tons/year. The main-season variety occupies 23,000 ha, accounting for 79.4% of the total area, with the productivity of 120,000-150,000 tons. Harvest time of early litchi is expected to start from 25-30 May; main-season varieties from June 15th to July 25th.