2018 International Conference on E-commerce and Contemporary Economic Development (ECED 2018) ISBN: 978-1-60595-552-0 Analysis on the Variation Tendency of Chinese Men's 50km Race Walker Xiao-dong FENG, Jing-Na SUN, Hai-Tao DING, Lei ZHANG, Hou-Lin LI* No.11, North Sanhuan West Road, Haidian District, Beijing *[email protected] Keywords: Race walking; Unstable; Athletes’ performance. Abstract. The race walking has always been an advantage of our country, shouldering the task of honor for the country. The men's 50km race walking is an endurance exercise program, which is based on aerobic energy supply, has a long time. The Chinese men's 50-kilometer race walking for athletes is unstable and volatile in their performance by analyzing the results of the 15th World Championships in Beijing, the 31st Olympic Games in Rio and the 16th World Championships in London. The aim of the study is to improve the level of professional race walking athletes effectively. In this paper, the author analyzes the reasons for the fluctuation of the athletes' performance by combining the interviews with the race walking athletes and provides references for athletes in scientific training and competition. Research Objects and Methods Research Objects To participated in the 15th World Championships in Beijing, the 31st Olympic Games in Rio and the 16th World Championships in London the 50-kilometer men's athletes as the survey subjects. The athletes' scores were taken as the research objects. Research Methods Document Method. By looking at the various kinds of papers, books and national documents related to the race-walking project. We fully understand the development trend of the race-walking project in China and abroad. At the same time, "men's race walking" as the key words in the Library of Capital University of Physical Education and Sports, National Library, cnki.net and other ways to search out 96 articles. Read 25 articles. Understanding the current status of the race walking. It provides scientific and reliable basis for the study of this paper. Expert Interview Method. Interviewed experts, scholars and so on. Produced an outline of the interview. Consulted and interviewed relevant professionals. Obtained meaningful advice and inspiration from their answers. It provides a reliable basis for the study of this paper. Case Interview Method. Based on the research needs, we interviewed Wei YU who participated in the 15th World Championships in Beijing, the 31st Olympic Games in Rio and the 16th World Championships in London. From the communication with him, to get the athletes training and competition experience and existing problems. It provided sufficient practice support for paper. Mathematical Statistics. In the course of the study, according to the data obtained from the study. The two-dimensional line chart in the Microsoft Excel 2003 software is used to deal with. It provides a scientific and reliable basis for this study. Research Results and Analysis Research Results The Results of the Chinese Men's 50km Race Walking Program. As can be seen from the Table (Table 1), Chinese men's 50km race walking athletes participated in the 15th World Championships in Beijing, the 31st Olympic Games in Rio and the 16th World Championships in London. The result fluctuates obviously. 241 The Chinese athletes at the 15th world championships in Beijing was Lin Zhang, followed by Wei YU, ranked seventh. And they were 42 seconds apart. Qian-long WU, ranked third. The results was six minutes and 56 seconds apart. The results are compared with the year 2015 Lin Zhang priority 1 minute and 39 seconds. Ranked 11th Zhen-dong Wan scores are different from the results of this competition in Wei Yu results 5 minutes and 50 seconds. Yu-cheng Han ranked 47th athletes in the results are not within 4 hours. He doesn't show its own strength, the result disparity is large. At the 16th world championships in London, Wen-bin Niu performance was also not ideal, ranked 30th.The results 4 hours outside. Wei Yu was the last 10km to withdraw from the competition. Qianlong Wu because three times to bend leg foul was sent off. Table 1. Chinese Men's 50km Race Walking Record. Results Athlete name Ranked Date of birth Competition name Competition time 3:44:39 Lin ZHANG 6 1993.11.11 The 15th World Championships 2015.08.29 in Beijing 3:45:21 Wei YU 7 1987.09.11 The 15th World Championships 2015.08.29 in Beijing 3:51:35 Qian-long WU 14 1990.01.30 The 15th World Championships 2015.08.29 in Beijing 3:43:00 Wei YU 5 1987.09.11 The 31st Olympic Games in Rio 2016.08.19 3:48:50 Zhen-dong WANG 11 1991.1.11 The 31st Olympic Games in Rio 2016.08.19 4:32:35 Yu-cheng HAN 47 1978.12.16 The 31st Olympic Games in Rio 2016.08.19 4:01:35 Wen-bin NIU 30 1991.01.20 The 16th World Championships 2017.08.13 in London DNF Wei YU 1987.09.11 The 16th World Championships 2017.08.13 in London DQ Qian-long WU 1986.02.14 The 16th World Championships 2017.08.13 in London Excellent Athletes in China and Abroad are 50 kilometers away from the Top Eight. From the best results in the world (Table 2), there are two Chinese athletes in the top eight. The results were created in 2005.It is twelve years from now. It shows a big gap that athletes competing in these competitions and the top eight athletes in the world. Table 2. The Men's 50km Race Walking the Best Results in the World. Number Results Name National Place Time 1 3:32:33 Yohann DINIZ France Cheboksare 2014.8.15 2 3:34:14 Denis NIZHEGORODOV Russia Dudince 2008.5.11 3 3:34:38 Matej TÓTH Slovakia Geelong 2015.3.21 4 3:35:47 Nathan DEAKES Australia Paris 2006.11.2 5 3:36:03 Robert KORZENIOWSKI Poland Connaught - 2003.8.27 Solvai 6 3:36:04 Alex SCHWAZER Italy Nanjing 2007.2.11 7 3:36:06 Chaohong YU China Nanjing 2005.10.22 8 3:36:13 Chengliang ZHAO China Cheboksare 2005.10.22 The Race Walking Technical Problems of the 15th World Championships in Beijing and the 16th World Championships in London. From the foul of game (Table 3), the foul problem of 242 athletes is serious. The competition level is lower and the result is not ideal. The main reason is that the athlete's technology has some problems. Qian-long WU bent leg fouls are always fined, explains that the flexor leg foul to become China men's 50 km race walking the athletes face new problems. Table 3. Statistics on the Technical Issues of the 15th World Championships in Beijing and the 16th World Championships in London. Athletes Competition name Foul question. Notes Lin Zhang The 15th World Championships in Beijing Wei Yu The 15th World Championships in Beijing Qian-long Wu The 15th World Championships 2 times bent leg warning in Beijing Wen-bin Niu The 16th World Championships in London Wei Yu The 16th World Championships DNF Last 10 kilometres in London Qian-long Wu The 16th World World DQ (foul) 3 times bent leg To sent off at 20 Championships warning kilometer Research and Analysis Technical Analysis. Technology is the lifeblood of race walking athletes. An athlete will not have a better development without reasonable technics, although his ability may be well. Seen from (Table 3),at the 16th world championships in London, Wei YU was the last 10km to withdraw from the competition. Qian-long WU was fined for failing to bend leg foul three times. Good technology guarantees the stability of athletes and refereeing decisions. This ensures the athletes play their own best level. Pre-match Training Situation Analysis. From (Table 4), the temperature difference during the match also has a certain influence on the competition. From(Table 5),it can be analyzed Lin ZHANG participated in the performance of the competition and showed the best performance of the individual. Coaches should absorb the training and success of the game experience, reasonable arrangements for the next stage of training. Table 4 The Game Temperature. Competition name Temperature（°C） The 15th World Championships in Beijing 22°C The 31st Olympic Games in Rio 22°C The 16th World Championships in London 14°C-15°C Table 5 The Specific Achievements of the Athletes. Athlete name Personal best Achievements in The results of the Participate in the results 2017 Olympic and world competition results championships Lin ZHANG 3:44:39 3:52:38 3:52:38 3:44:39 Wei YU 3:42:54 3:42:54 3:45:21（2015） 3:43:00（2016） DNF（2017） Qian-long WU 3:47:35 3:48:38 3:48:38 3:51:35（2015） DQ(2017) Wen-bin NIU 3:46:12 3:46:12 3:46:12 4:01:35 Zhen-dong WANG 3:41:02 3:41:02 3:48:50 Yu-cheng Han 3:36:20 3:56:23 3:42:43 4:32:35 243 Sports Participation Ability Analysis. As can be seen from (Fig. 1 and Table 6), only Lin ZHANG's personal best performance was consistent with her performance in the competition. The other five athletes did not reach their personal best score. The gap in performance has fluctuated greatly. 4:48:00 3:36:00 2:24:00 Best achievement 1:12:00 The results of the competition 0:00:00 Lin ZHANG Wei YU Qian-long Wen-bin Zhen-dong Yu-cheng WU NIU WANG HAN Figure 1.