... waste tyre in environment with the latest supply 2.high efficience and no pollution 3. ... construction of cracking heater of ethylene plant.2). we supply the installation , shakedown test the equipment, training for ... our technicists.3). supplying some spares.4). We supply after sales services, generally by telephone, if it ... you need to renew the parts, we will supply you with our best price.(long-term) 2. ...