Custom Instructions

SIANSY TECHNOLOGY LIMITED(H.K.)-CHINA FACTORY Honglong Opto is from Taiwan LED series professional product manufacturer. Our company is specialized in the international LED brand which are focus on products development,mould making,spare parts producing and finished products assembling into a wholly foreign owned enterprise.It has advanced production equipment and perfect management system,to be honest and pragmatic,technical leader as the original purpose service for all industry. Main LED photoelectricity products: nixie tube,infrared sensor,LED lamp plastic accessories and all kinds of LED lighting,projection,decorative lighting,ect. We are supply the customized service of led product: we can customize our current product and new design, range of customization is including material,appearance,size, color, function and so on. For example our LED digital display light box: dimension,digital display screen, color of front board can be custom-made. We have a experience technical team and professional design,also we have our own factory to make sure the quantity. Under these conditions, we can satisfied client's various needs and quality. Welcome calling and sending email to contact us!