b. See if the stairs company you choose can produce a complete set of stairs. It is important to see if you can produce modular stair bases because in the production of stairs, the stairs, columns and handrails are relatively simple. The framework involves related professional knowledge of architecture,structural mechanics, aesthetics, etc. The requirements are quite high and difficult. Non-professional and non-designed R&D capabilities cannot design or produce sophisticated products. c. Observe and understand the showroom sample ladder, shopping guide,
design and installation. Manufacturers with certain R&D strengths can provide dealers with a variety of high-quality staircase products. The staircase product is a kind of personalized and customized product. The shopping guide personnel must undergo professional.
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