Shanghai Sen Ao ELectric Co., Ltd. is a professional manufacturer specialized in designing, improving and producing virous signal lamp and push button switch.

Since our company founded, we have increased our capital's devotion constantly. We satisfy the demand of market and user depending on our strong technology force and advanced testing equipment.

Our main products are LAY3, LAY6, LAY7, LA38, KH series and K22, PB-2, XB2, COB, LA101P, LA39, LA25, LAY5, KS, L16, LAS1, PB25, PBC typed button; AD16, AD11, AD1, XD series signal lamp and other buttons and signal lamps. Our products' characteristics are scientific struture, handsome exterior, quick head, good self-clean, high reliability, long service life and convenient setting which lead us win favour from our client.

Our signal lamp series and push button switch series have gained China National Coerce Product Attestation Certificate. Our company sincerely welcome domestic and overseas friends and person with lofy ideas to visit us to create a bright future together!