1. we have good after-sales service . we are online 24 hours .you can contact us any time if there has problem .
2. we can supply you picture modification service . our designer can modify picture for you according to your requirements
3.we can print logo on the ph meter for you .
4.we send 2 replacements ph meter every 100pcs for the buyer .
we can do OEM service .
we can print your logo on meters , leather bags and manual .
Also we can make different packing box for you if you do not like leather bag package
We have Iso-9001 certificate to control quality .
We have CE certificate
we have ROHS certificate
Jinan Huiquan Electronics Co., Ltd. is a ISO 9001 CERTIFIED manufacturer of TDS meters, TDS&EC METER ,PH meters, Electrolyzers and Water machine control boxes with well-equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in water treatment and other industries. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!