Since the foundation year of 1997, based on intensive technology, SunDoo has pursued the Top Brand of Gas-Detector Maker not only in domestic market, but in the global market.
In order to make sure of Costumers' Safety & Satisfaction, SunDoo has continued to invest to R&D to develop and produce the best one
Built on continuous innovat..
Polytec Co., Ltd, founded in 1998, has been pursuing its way to the global leaderr for PE ball valve and fittings.
Polytec now supplies its PE ball valves to more than 30 countries around the world meeing the renowned global standards such as ANSI/ASME 16.40, EN 1555-4, BGC Transco T/SP/V/7 Part2, CE Mark as well as ISO 9001 and ISO 14..
With the attitude of continuously changing and making efforts, all of our executives and staff produce and supply various models of products covering environment-friendly industrial/air-conditioning cooling towers and closed circuit type cooling towers with special specifications that can prevent white smoke and minimize any loss of drift.
Founded in 2006, Osang M&ET Co., Ltd. has produced a variety of LED lighting products. It provides a significant number of products to the governmental offices and public institutions, which exceeds a half of their demand.
The company operates the in-house research center to develop the new technology and has acquired seven patents, for..
K-pack Korea Co., Ltd. has made technical partnerships with the Netherlands and Germany to share the technologies of K-pack Water Treatment B.V. and Alltech Dosieralagen GmbH respectively and tried to implement the technologies into the Korean market, since 1996.
K-pack Korea is renowned for its contribution to provide the high quality..