SidleyChem — Engineered by R&D. Built on Quality. Trusted Worldwide.

Sidley Chemical Co., Ltd., founded in 2005 and headquartered in Linyi, Shandong Province, China, is a specialized manufacturer and comprehensive solution provider integrating research & development, production, and sales. We focus on construction additives, cellulose ethers, concrete admixtures, and textile printing chemicals.

Our Mission Statement

Quality First, Customer-Centric, Continuous Innovation, and Win-Win Cooperation are the principles that guide Sidley Chemical’s development. We strive to become a global leader in functional chemical solutions and work hand in hand with our partners to build a sustainable future.

Our highly skilled R&D team—comprising twelve experienced technicians and two senior technical engineers—brings deep expertise and proven excellence in product development and application. With a strong commitment to innovation and precision, we tailor solutions starting from the synthesis process, ensuring that every product not only meets but exceeds customer expectations. Our team’s dedication to quality and performance guarantees that specifications are perfectly aligned with each client’s unique application requirements.

With over 20 years of development, SidleyChem has become a globally integrated production and sales company, specializing in dry-mix mortars, concrete admixtures, cellulose ethers, and advanced construction additives.

With ISO 9001:2008 certified, we maintain a strong quality control system to ensure consistent, reliable products. Leveraging extensive application experience, we understand customer needs and deliver tailored solutions. Our global sales reach spans Asia, the Middle East, Africa, and Europe. With scalable production capacity and a commitment to sustainable practices, SidleyChem is equipped to meet growing demand while supporting long-term business partnerships and promoting environmentally responsible growth.

We are actively expanding our manufacturing footprint with new production facilities dedicated to concrete admixtures and cellulose ethers. These strategically located plants are designed to uphold the highest quality standards while bringing us closer to our customers and business partners. Our commitment is clear: to deliver consistent excellence, faster response times, and localized support.

Stay tuned for exciting updates—because at SidleyChem, our strategy is simple but powerful: get closer to our customers and grow together.