Seven Rings Cement has signed a deal with China Communication Construction Company for supplying the cement of German VRM technology for various works of Karnaphuli tunnel construction, a press release said Thursday. China Communication Construction Company’s deputy project manager Xiong Kang and Seven Rings Cement’s general manager and head of sales ABM Iftekher Alam Siddiqui signed the agreement on behalf of their respective organizations. Seven Rings deputy manager of business development and technical support, Engr. Md. Abdul Kader Atik , assistant manager of brand and communication, Md. Faruk, assistant manager of corporate sales, Abu Bakkar Siddique, Md. Hannan Ferdous, Sazzad Hossain Shakil were also present.