History
——
2019-2021
Set up company BTLSD - Expanding the Industrial Chain
In 2019, the Rushan Municipal Government attracted investment to enter Rushan, and established BTLB SHANDONG PRECISION MACHINERY CO.LTD. The company covers an area of 100 acres and invested 100 million yuan, realizing the integration of the front-end equipment industry chain of construction machinery.
2017-2018
Upgrade
Product transformation and upgrading, quality improvement, focus on the development of 1850, 1900, 1950, 2000, 2100 and other large-scale products, keep improving in quality, and pursue perfect quality.
2016-2017
Korean expert technical guidance
Under the technical guidance of Korean experts, product transformation and upgrading, and research and development have made a qualitative leap. Focus on the development and manufacture of "DBK", "GTX" and "XRB" brand series products and accessories.
2014-2015
Production of medium hammers
SB121、SB131、SB151 movements are off-line production, complete machine research and development, brand building, recruiting national agents to build a foreign trade team, and striding forward to the medium-sized hammer market.
2011-2013
Build DBK GTX Iron Man XRB Believer
SB81A, SB121 cylinders have been launched. The SB181 movement was put into production, realizing the large-scale production of multi-model movements, focusing on building a full-brand machine series, and opening a new chapter in the development of product diversification.
2010
Development of upper and lower cylinder blocks
Developed SB40, SB50, SB81 upper and lower cylinders, SB40, SB81 middle cylinders were successfully developed, DBK created a new era of independent research and development and production of breaker cylinders.
2009
Founded Yantai Xinren Mechanical and Electrical Equipment Co.,Ltd.
Established on October 23, 2009.