The soft curtain quick cold storage door has a simple design and is designed with a heating antifreeze device to ensure smooth and efficient operation of the product in a low temperature working environment. The structure incorporates the function design of collision avoidance recovery. When the door body is accidentally impacted, it deviates from the track and automatically repairs the return position during the ascent process. This structure not only facilitates the safe and smooth operation of the door body, but also operates more than 150,000 times a year without failure. It extends the life of the product while reducing component replacement and maintenance costs.
Such rapid door is specially designed for freezer, cold room, or cool room. It is made from 30 mm thick thermal insulated,sandwich curtain, and with all-round heating device to avoid frozen. Thus it can work well in low temperature like -25 º C. It can reduce thermal transmission by fast opening and closing, and thermal insulated door curtain. For each door, it can help customer save energy cost by at least USD 8000 every year,than traditional normal speed cold room sliding doors.
Cold Storage High Speed Door, high speed freezer doors, cold store doors, cold storage zipper doors, industrial freezer doors SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , https://www.hongfahsrd.com
Preparation before entering Tibet:
First, anti-high anti-aspect
1, first of all to psychologically overcome the fear of high-fear. 2. If you go to Tibet for the first time, you really worry about the altitude sickness. You can start drinking Rhodiola a week in advance and only need to soak about 20~30g at a time. It is very effective for improving physical fitness, strengthening cardiovascular, and alleviating altitude sickness. 3, prepare a few boxes of glucose injection for emergency use. 4. Prepare a 10-liter steel oxygen cylinder for emergency use but do not use it easily.
Second, the vehicle
1, before the trip maintenance and inspection vehicles to confirm the normal. 2. Plan the route in advance. 3, with vehicle tools, tow rope, jack, spare tire, with a set of tools, oil machine filter, anti-skid chain, with the car inflatable pump, a set of tire repair tools, shovel, compass, altitude meter, antifreeze glass water, can Oil-absorbing tubes, empty oil drums, vehicle fuses.
Third, other life essential items
Clothing categories: singles pants, umbrellas, sunglasses, hats, down jackets
During the day, Tibet has strong ultraviolet rays, and it is more appropriate to wear long-sleeved trousers. It's best to have an umbrella. Pay attention to carry sunscreen, sunglasses and sun visors. Larger temperature difference between morning and evening, wear down jacket at night.
Documents: ID card, credit card and postal green card (stored with the deposit card in the hands of people who can help save money at any time), cash, driving books, driver's license, address book.
See a lot of self-driving travel to Tibet posts, open the car is a wide variety, even including Alto, QQ, such micro-car, admire ah ~ can go do not necessarily indicate that fit, then small i recommend several more suitable for driving to Tibet SUV car.
Kia Sorento
New car guidance price: 234,800 -370,600
3-5 years of used car prices: 146,000 - 245,000 
Sorento manufacturers provide 2 years or 60,000 kilometers of warranty, every 5,000 kilometers need to carry out a small maintenance, small maintenance and replacement of oil machine filter costs around 400 yuan, large maintenance and replacement of oil three filter costs around 700 yuan. (The specific quotation is based on the 4s shop)
More about the used Kia Sorento recommendation
Toyota Deterrence
New car guidance price: 32.66 million-40.88 million
Used car price: 22,800-33,600,000 
The full and generous front of the deterrence was strong and powerful. The front face was partially laid horizontally by three tough chrome-plated nets. After integrating the headlamps on both sides of the air intake grille, the car's simple dominance was even more evident. The interior adopts a lighter and lighter color scheme, which makes the vehicle's atmosphere perfectly create an American-style, elegant and fresh style. Equipped with a 2.7L four-cylinder engine, the maximum output power of 184 horsepower, peak torque of 247Nm, the transmission is matched with a six-speed automatic transmission; drive mode in addition to two drive, but also provides a four-wheel drive version of the model.
Weiwei enjoys a three-year or 100,000-kilometer vehicle warranty period. The proposed maintenance cycle is 5,000 kilometers. Small maintenance (replacement of oil filter costs) about 1,000 yuan and large maintenance (replacement of three oil filter costs) 1500 yuan. (The specific quotation is based on the 4s shop)
More used Toyota deterrence recommended
Guangzhou Automobile Toyota Highlander
New car guidance price: 239,800 -42.98 million
3-5 years used car prices: 158,000 -26.38 million 
Highlander as a full-size SUV, big head, space is a big selling point, tall and mighty body is very atmospheric, spacious interior space, convenient and practical. In terms of space, Highlander’s front row, rear row and third row all have very good performances, with good seat support and good noise control. In terms of transmission, the two engines are matched with the Aisin 6-speed automatic transmission. In addition, the car is also equipped with a four-wheel drive system according to the model.
Highlander enjoys a three-year or 100,000-km vehicle warranty. The regular maintenance cycle is to change the oil and machine filter every 5000 kilometers, and the cost is about 600 yuan. The cost of replacing oil and three filters is around RMB 1,000. (The specific quotation is based on the 4s shop)
More Used Toyota Highlander Recommended
Ford sharp circles
New car guidance price: 29.28 million -42.98 million
Used car price: 25,800-36 million 
Ruijie models enjoy 3 years of 100,000 km warranty. The routine maintenance cycle is to change the oil and machine filter every 5000 kilometers, and the cost is about 700 yuan. The cost of replacing the oil and the three filters is around 1,200 yuan.
Supreme temptation! Choose a SUV to explore the Tibetan password
After reading many posts on their own trips to Tibet, it is really too beautiful to be there! Tibet should be the most sacred land in the hearts of many people. The Tibetan land is beautiful, the sky is the highest, and the scenery is absolutely stunning. . In this spring, go to Tibet, look at the blue sky, accept the baptism of the soul, and seek the most beautiful self-driving tour.