He worked as a driver and captain in Tianjin Port No.1 Company and No.6 Company successively.
Comrade Kong Xiangrui is a knowledge-based industrial worker who grew up with the development of Tianjin Port.
Since 1994, it has been rated as an advanced individual in Tianjin during the Eighth Five-Year Plan, the Ninth Five-Year Plan and the Tenth Five-Year Plan for nine times. He has successively won the titles of 1998 Tianjin Model Worker, 2000 Tianjin Super Model Worker, 2006 National May 1st Labor Medal, 2005 National Model Worker and 2006 National Excellent party member.
During his 33 years' working practice in the front line of port, he devoted all his energy to port construction and development, gave up many opportunities for further study, and always insisted on learning in practice, improving in practice, concentrating on research, making positive progress, learning advanced technology and being brave in innovative practice, and grew from a skilled worker to a "blue-collar expert".
In 200 1 year, when Tianjin Port hit a 100-million-ton port, he presided over the innovation of "star operation method of main starter of portal crane". Each operation of portal crane saved 15.8 seconds, with an average of 480 tons of extra work per day, and the annual benefit was160,000 yuan. This operation method was named "Kong Xiangrui Operation Method" by the Municipal Federation of Trade Unions, and was named "Top Ten Advanced Operation Methods of Tianjin Workers", which was popularized in the same industry. He presided over the technical transformation project of "central current collector of portal crane" and won the national patent for practical invention in 2003.
In recent years, he has presided over more than 50 technological innovation projects and created more than 62 million yuan for enterprises. As a captain, he set an example, took the lead in setting an example, strictly managed and trained talents. Many of his team won the title of national technical expert, advanced at all levels, and brought out a team with excellent technology, knowledge and high quality.