1. Boxspring mattress support 2. Factory direstly price 3. At least 15 years guarantee 4. Customized design Boxspring mattress supportboxspring is very popular in hotel use, together with mattresses, its the best choice of hotel bed.boxspring inner structure:We are a mainly spring mattress manufacturer since 1993 in Guangdong Province, China, have provided many 5 star hotels bedroom furniture, ...