Holy city limited is located in Tianjin, a sea city. We?re in the field of oil disposal, construction machine project. We offer entire service include sketch design, machine supply, installation service and after sales service. We mainly face to Africa market. We provide different price& scale level blue print to meet individual demand. Here we sincerely wish to develop long-term, win-win way of cooperation with you in future. To be honest and reliable is our word to you!