Since we are a factory, many customers of middlemen ask if they can be our agent or distributor. Our answer is yes. Can HSC guarantee the customer's after - sale maintenance service? Our answer is yes, after you sign the contract with HSC. HSC will perform the after-sale service of the order, three months 'wory-free return service and one year's guarantee service, provide you with the guarantee service of spare parts and ensure the efficiency of your machine. Spare parts for Glass filler,Filling Valve for Bottle Filler, KHS Filler Spare Parts Glass Filler.