Company info
- Great products help make even the most mundane job enjoyable and well done. That's why Shengdan strives to create the best quality, most useful products available backed by industry-best warranties and top-notch customer service support. Our headquarter is located in Nanjing, with the factories on the outskirts of Nanjing, Jiangsu, China. Beginning in the early 2000's with two main products, TengDa drill bit and HuaRui security door,...
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