Want to know what to pay attention to when working in the estuary of Yunnan?

The Pearl of Southern Yunnan, an open border city and a national port-Hekou, is located at the southernmost tip of Yunnan Province, with geographical coordinates of 103 24' to 104 17' in east longitude and 22 27' to 22 17' in north latitude, in Honghe and nanxi river. It is the hub of Yunnan-Vietnam railway, highway and Honghe waterway. The special geographical location and convenient traffic conditions make the estuary an important import and export channel from southwest China to Southeast Asia.

Located at the southeast end of Yunnan Province, between east longitude1034'-17' and north latitude 22 30'-23 02', it borders Maguan County of Wenshan Miao and Zhuang Autonomous Prefecture in the northeast, faces Jinping Miao, Yao and Dai Autonomous County across the Red River in the west, borders Pingbian Miao Autonomous County in the north and Vietnam in the south. The length of the border line is193km. The county government is located in Hekou Town, which is the economic and cultural center of the autonomous county.

The total area of the county is 1332 square kilometers, with mountainous areas accounting for 97.76% of the total area and river valley flat dams accounting for 2.24%. It has jurisdiction over Hekou Town, Nanxi Town, Qiaotou Town, Yaoshan Town, Laofanzhai Town and Lianhuatan Town, with 7 offices, 265 village offices, 438+0 village offices and 239 natural villages.

Estuary, historically, is a wild frontier. However, it occupies a very important position. The county seat is backed by the foot of Silian Mountain, just like a barrier, adjacent to the muddy Red River and the clear nanxi river. The red and white rivers surround the county from east to west, meet at the southern end of the county, and inject people into Vietnam. Across the river, Vietnam's Laojie City and Guliu City stand in three pillars. Ancient books described the estuary as "lying in the south, crossing toes, surrounded by mountains and rivers, reaching four roads", and "entering the estuary of Sangguan has been an important place since ancient times".

In the history of the development of the Chinese nation, according to the records of cultural relics, as early as 30,000 years ago, the ancestors of the estuary had already multiplied and developed here. In the Han Dynasty, the man set an example and entered Sangxian County and put it in Sangguan. Ma Yuan, the general of Fu Bo in the Eastern Han Dynasty, used the Red River to transport heavy troops, and set up Hekou brand in the early Qing Dynasty. In the 23rd year of Guangxu reign in Qing Dynasty, Hekou was changed to the vice supervisor in flood season directly under the jurisdiction of Yunnan provincial government in the 3rd year of the Republic of China, and was promoted to supervisor. In the Republic of China 15, the Hekou Special Administrative Region was established, and in June 65438 +0949+February, the estuary was peacefully liberated. 1950 1 month established the county-level people's government, 1 1 year was approved by the State Council to establish Hekou Yao Autonomous County.

In the long history, despite the ups and downs of the national situation, local governance or chaos, and the extension and contraction of the jurisdiction, the estuary, as a frontier hotspot, has always occupied a very special historical position in the big family of the motherland in the collision, exchange and integration of Chinese and foreign cultures.

Banana, a tropical and subtropical herb fruit, has wide and narrow leaves, blooms in spring, and the flower buds protrude from the main top and droop in an arc shape. The outer skin of the bud is purple and dark, and each cluster of flowers has an outer layer that should be protected. When the flowers bloom, they open layer by layer in turn, and the fruits bend upward in a comb arrangement. Harvest in August, primary dark green, golden yellow after maturity. Its sweet taste, high sugar content and rich vitamins make it the "queen" of fruits. Bananas in the estuary are exposed to light. Good soil conditions, fat trees, full fruits and bright colors. Smooth, sweet and unique in flavor, the fruit per plant weighs more than 30 kilograms, which is the top grade of all banana producing areas. Hekou has become the main banana production base in Yunnan Province, and it is cultivated and planted in large areas with test-tube seedlings, which has strong disease resistance and good fruit quality and is deeply loved by the masses. At present, the county has planted 25,366 mu, with an annual output of 69,868 tons of bananas, which has become the main pillar product of the estuary. 1999, the banana variety "88 18" in Hekou won the silver prize in the World Expo.

Pineapple, also known as "pineapple", is a perennial herb with slender leaves and serrated edges. It blooms in March and April with purple flowers and matures in July and August. The fruit has scales on the surface, sweet and sour pulp and rich flavor.

After decades of experimental improvement by the science and technology department, Hekou pineapple has found a set of methods to destroy flowers by applying science and technology. The variety is excellent, and its flowering, fruiting and mature season can be controlled all year round for off-season production. At present, most pineapples in Hekou mature in winter and spring, with huge fruit, about 1kg, high sugar content and sweet honey. It is a good raw material for processing pineapple juice and fruit feed and sold to Shanghai, Guangxi, Sichuan, Guizhou and other provinces and cities. Pineapple has become the main economic pillar and fist product in the estuary, with the planting area of nearly100000 mu and the annual output of fresh fruit of 68232 tons.

Mango, tropical and subtropical fruits. Evergreen trees, with alternate leaves, long oval shape and thick quality, bloom in winter and spring every year, and the flowers are yellowish in small color and mature in June and July. The fruit is slightly ivory-colored and kidney-shaped. When it is ripe, it is yellow, with thick meat and small core, delicious, juicy and sweet, and contains many vitamins. It is the "emperor" in fruit. The main mango varieties in Hekou are local small mango and ivory mango village mango, which are in short supply in the market.

Jackfruit: (the locals call it "tree pineapple")

Jackfruit, also known as tree pineapple and tripe fruit, is a tropical and subtropical evergreen tree with a tall crown and some trees with stems up to L-2 meters. The leaves are oval, with a sharp tip, and bloom in winter and spring. Flowers are mainly wrapped at the base and mature in July and August. The skin of the fruit is nail-shaped, like the stomach of a cow. The cortex is thick, generally weighing 3 to 5 kilograms, and the largest one is 10 kilograms. Meat is composed of multiple single shapes, with thick meat and seeds in it. Fruit is as sweet as honey and contains many vitamins and high nutrition. It is planted all over the county.

The varieties are thin-skinned orange introduced from Vietnam (generally called "Nanxi orange" because it is planted in Nanxi) and Fan orange introduced from Guangdong by Huang Zhengchang (generally called "Zhengchang orange").

Amomum tsao-ko

Amomum tsaoko is a herbaceous perennial plant, which likes to live in moist evergreen broad-leaved forest. Its fruit ripens once a year. Amomum tsao-ko grows in the roots, tastes spicy and smells fragrant. It is a rare special seasoning.

Amomum tsaoko can be used as seasoning and also used for many medicinal purposes. After the grass peel is burnt thoroughly with fire ash, the seeds are peeled off and pounded into fine flour with salt mortar to treat abdominal distension. Abdominal pain, diarrhea, vomiting, cough, indigestion, loss of appetite, etc., have the effects of warming, smoothing qi and strengthening stomach. The county develops and plants 14500 mu, which is a "cash cow" for farmers to get rid of poverty and become rich.