Hope Senlan Science & Technology Corp., Ltd. (Slanvert for its abbreviation.) is a Chinese national level high-tech enterprise that specializes in frequency conversion technology R&D. Slanvert is also devoted to the design, development, production, sale and maintenance of inverters and related products. As one of the earliest companies which embark upon the frequency conversion technology research field, Slanvert has become one of the biggest inverter manufacturers in China. Senlan is also the only winner of 'China Top Brand' in China's low-voltage inverter industry.

Slanvert relies on the ERP management and has successfully got ISO9001:2000, ISO14001 and CE certifications. Slanvert enjoys the reputation of 'Chinese Frequency Technology Expert' as we own an independent intellectual property system that is supported by dozens of patents and proprietary technologies. Based on these technologies and patents, Slanvert successfully developed many top rank Chinese high-quality inverters include SB70 series, SB60/61 series, SB60+/61+ series, SB50 series, SB40 series, SB12 series, SB61Z series, SB61Z+ series, SB100 series, and SB200series. These products are widely used in many fields such as metallurgy, machinery, building material, chemical industry, petroleum, biotechnology, and pharmacy. Our efforts and contribution finally won lots of honors, such as 'Gold Medal of the Fourth Shanghai Science and Technology Exposition', 'Gold Medal of China Fair of Inventions and Technologies', 'National Torch Program Project', 'National Innovation Fund Project' and 'National Key & New Product Project'. The recent honors of Senlan are as follows: 'The champion of Customer Most-satisfied Top Ten Chinese Domestic Inverter Brands (including Taiwan area, Hongkong and Macao)' and one of the 'Top Ten Most Influential National Brands in Chinese Automation Industry', 'No. 1 Chinese Domestic Inverter Brand' in 2006; 'the Most Competitive Enterprise in Chinese Electrical Equipment Industry', 'Top Ten Enterprises of the Year in Chinese Automation Industry' and 'China Top Brand' in 2007; 'the Most Influential Brand in Chinese Electrical Equipment Industry' and 'No. 1 Chinese Domestic Inverter Brand' in 2008, 2009 and 2010.

After experiencing rapid growth of a decade, Slanvert has built an effective and efficient marketing & service network across China and global market and successfully offered first-grade products and services to customers. Looking to the future, Slanvert will continue following the business philosophy of 'being contributed to Motherland, Striving for Best'. Slanvert will make great efforts to become world's largest inverter manufacturing base and create a famous international brand.