Conch uPVC Profiles
Conch Profile is the biggest uPVC profile manufacturer in China. Conch regards quality as its top priority, and invested 7 million US dollars to introduce the advanced inspection equipment from Germany and the USA.

Roto Frank AG
ROTO CREATES INNER VALUES. All over the world, Roto is synonymous with innovative, individual and secure hardware systems that increase the added value of windows and doors for people. Our solutions combine intelligent security, energy management and comfort in buildings, and in so doing create genius “inner values” for all concerned. ROTO IS CLOSER TO THE CUSTOMER. On our way to becoming the market leader in window and door technology, we have always sought dialogue with our customers and have focused strongly on their desires and requirements. Customer proximity stands for a reliable and stable partnership. In addition, customer proximity is the result of and at the same time the basis for technically trailblazing products and services targeted to the customer’s needs – making it the decisive prerequisite for the success of our partners and customer alike.

Skai Hornschuch Group
Our partners in the furniture, construction and automobile industries have used artificial leather, films or coated textiles by the global brand Skai for more than 50 years. Skai is especially the first choice when the utmost quality, stylish and trendsetting design, and innovative material characteristics are required. Under the umbrella brand Skai you will find surface solutions for your products that are user-friendly and tailored to your needs in the branches of transportation, interior and exterior. With Skai, you can be sure. We are certain to have the right surface for your special product.