Every year, August 18 is World Climbing Day. Rock climbing originated in the former Soviet Union has always been one of the favorite sports. Many people wonder why many enthusiasts, especially in Europe and America, like this kind of sport with certain danger. In fact, under the protection of the climbing rope, this charm comes from the struggle against the gravity of the earth, the feeling of psychological stimulation and shock, the great psychological fear of sudden fall at high altitude, and the sense of accomplishment to overcome the idea of giving up and achieve the ultimate goal. Rock climbing often requires the preparation of professional climbing equipment and communication tools, such as rope climbing, hook and loop, nail drilling, landing gear, helmet, gloves, seat belts, climbing shoes and so on. Communication tools are also very important as a means of communication. Generally, triple-proof mobile phones are used to prevent falling and waterproof. Common brands include CAT, CONQUEST conquest and so on. Everyone is familiar with CAT, which originated from American industrial brand. The conquest of CONQUEST is a Sanfang mobile phone brand which has been developing for 8 years in China. Some people may have seen it in movies and TV works "Red Sea Action" and "Wandering Earth". This low-key domestic mobile phone manufacturer plays an important role in the development of Sanfang smartphone, and its products have reached the highest protection level IP68 in the industry. As a branch of mobile phone field, Sanfang mobile phone has been specially designed for special professionals and outdoor explorers to build strong and durable mobile phones, because CONQUEST conquers the anti-falling and waterproofing of mobile phones. It can operate normally in extreme temperature conditions ranging from - 40 to 60 degrees Celsius, rainstorm weather, extremely hot desert areas, extremely cold Arctic and Antarctic poles. Therefore, the main users are outdoor sports enthusiasts, engineers, couriers and so on. With the rapid change of mobile phone brand and product function, CONQUEST conquers three defenses, which is more in line with the times in the design of flagship mobile phone CONQUEST conquers S12, and has stronger usability and three defense functions. S12 is made of polycarbonate and glass fibers with high strength and hardness, TPU soft material with excellent cushioning performance, no degumming and no color change, and alloy armor to create different splendor. Chinese red, sports yellow and Diamond Black are available. It is worth mentioning that CONQUEST conquers the 8,000 mAh battery held by S12, which is also rare in the mobile phone market. In order to prolong the duration of the mobile phone greatly, it also has built-in power optimization system. After testing, it can play about 14 hours in succession, and it can use power for 4 days when it is charged at a normal time and standby without a card. It can last for about 30 days. It is suitable for friends who need outdoor activities for a long time. It can avoid the problem of power failure of mobile phones. Dangerous stimulation is the biggest characteristic of rock climbing. It can fully satisfy people's desire to return to nature, seek stimulation, challenge nature and challenge themselves, which is the root of its popularity. It takes a lot of courage and professional AIDS and communication tools to carry out such sports. If you have friends who need frequent outdoor activities, CONQUEST conquers Sanfang mobile phones as a means of communication can be included in the high-quality choice.