Our company has hired many experienced management and technical engineering talents in the industry, established a high-quality and efficient team, and cooperated quickly and seamlessly with customers to provide them with high-quality products and comprehensive future services in a timely manner, creating one of the best waterproof and breathable valve solution providers in the industry.
Company culture: Unity and progress, dedication and innovation, pursuit of excellence.
Since its establishment, through meticulous cultivation, the company has accumulated thousands of high-quality high-end customers, covering various industries such as the automotive industry, outdoor lighting industry, photovoltaic industry, intelligent communication industry, etc., and has an excellent reputation among its customer base. Willing to grow and strengthen together with customers while serving enterprises!

Quality first, honest cooperation, creating the best products and services, striving for excellence through win-win cooperation, and becoming one of the best industry ventilation solution providers.
Customer service is the reason for the existence of Shangda Company, and customer needs are the driving force for its development. We adhere to customer-centricity, respond quickly to customer needs, and continue to create long-term value for customers to achieve success. Providing effective services to customers is the direction and value of our work, and achieving success for customers is also our own success.
We actively explore, adhere to innovation and development, adhere to customer demand orientation, and continue to innovate based on customer needs.

Starting from waterproof and breathable accessories, we aim to solve the sealing problems of products in various industries, achieve balanced and breathable outdoor protection, benefit more products, make more good products more valuable, and become a professional waterproof and breathable solution provider with independent intellectual property rights and well-known brands.
Promote implementation in the professional field and help clients find the best solutions to solve problems; For the future, we will continue to innovate, deeply integrate with advanced productive forces in society, grow together with small and medium-sized enterprises in the process of change, and persistently fulfill our social responsibility to assist small and medium-sized enterprises.
The original core concept of SDA Shangda explains the reason for the existence of the SDA Shangda organization. In order to achieve higher and farther goals and sustainable development, it truly embodies the values of the organization. Starting from the basic goals and missions set by the founder, SDA has successfully planned the future, improved its strategy, followed the pace of the market, and walked confidently towards the future.