Groups of products	period	Total
1. Manufacture of aircraft and spacecraft	2020	150.1
1. Manufacture of aircraft and spacecraft	2019	149.6
2. Office machinery and computers	2020	21.4
2. Office machinery and computers	2019	22.9
3. Electronic Material  radio, television and communications equipment	2020	30.3
3. Electronic Material  radio, television and communications equipment	2019	28.9
4.  Pharmaceutical products	2020	58.8
4.  Pharmaceutical products	2019	63.2
5. Scientific instruments	2020	37.2
5. Scientific instruments	2019	39.9
6. Electrical machinery and material	2020	42.2
6. Electrical machinery and material	2019	47.2
7. Chemical products	2020	109.0
7. Chemical products	2019	102.1
8. Mechanical machinery and equipment	2020	190.5
8. Mechanical machinery and equipment	2019	145.6
9. Weapons and ammunition	2020	325.1
9. Weapons and ammunition	2019	277.4
Coverage rate of the foreign trade of high tech products	2020	53.2
Coverage rate of the foreign trade of high tech products	2019	56.1
Coverage rate of total foreign trade	2020	95.2
Coverage rate of total foreign trade	2019	90.2