QMachinery for Glass & Ceramics C Team :QC team with more than 10 professional and technical persons. To ensure 100% products checking.Material: Strictly control of material using, meet international requested standards.Semi-finished products inspection: Product inspection before 100% finished.Production line test: With workStencil team or data engineer who will inspect machines and lines at fixed period.Finished Product Inspection: Quality and property test before products are packed and loaded.Sample Policy We are Glad to offerHand Tools free samples to you.1). 2-4 days for single items (our packing)2).7-10 days for OEM samples.3). Welcome to present your own design Speaker,Trumpet & Buzzer ideas, artwork.Contact TimelyWe will reply your email or fax within 24 hoursYou can call us at any timeMass Transfer and Separation Equipment if there is any question on our production.