The biggest advantage of Huaien survey team is that it can perform its high-precision survey expertise from the most difficult topography and work environment, as well as achieves zero-defect precision survey operations.

Because Huaien has executed high-efficiency and high-precision professional survey expertises, and has performed outstanding survey performances in major science parks in Hsinchu, central and southern science parks, it has been favored by technology leader TSMC, so in the years 2008, 2010, 2013 and 2014 Huaien was successively responsible for and completed traverse level detection and construction lofting of the fourth phase of TSMC 12th plant new construction, the traverse level detection and construction lofting of  the dust-free room of the fifth phase new project, the survey of the seventh phase new construction project and the demolition survey of original buildings etc , and they all turned out to be great results.

In December 2013 and February 2014, Huaien also carried out plant machine installation and positioning survey works and the first phase of plant lofting and dust-free room control point layout survey operations for Micron Memory Taiwan Co., Ltd. in the Houli Park of the Central Science Park. The survey results are also exceptional and a certificate of appreciation was awarded to Huaien in 2016.

The biggest feature of professional surveying since Huaien was founded is that it has been affirmed by the owners for "high precision and great cooperation" for a long time, and is continuing to cooperate with the above-mentioned well-known enterprises.