congratulations to our company on obtaining three computer software 尊龙登录 copyrights: intelligent control system v1.0 of ceramsite production line, automatic control system v1.0 of waterfall rotary kiln and automatic control system v1.0 of vertical mixer. up to now, the company has obtained 15 invention patents, 24 utility model patents and 6 computer software 尊龙登录 copyright certificates.