Why choose us as your manufacturer

Professional Design Teams:Our design team composed of more than 20 designers and engineers, every year we created more than 300 innovative designs for the market, and will patent some designs. Quality Management System:We have over 50 quality inspectors who check each shipment against international inspection standards. Automatic Production Lines: Everich water bottle factory is equipped with automated production lines to automate various processes to ensure high-quality and low-cost production.

About some common questions

  • Will fountain pen ink clog the pen?

    OBOOC fountain pen ink features a non-carbon formula with ultra-fine pigment particles, delivering exceptional flow performance. The ink is specifically engineered to prevent clogging and optimize pen durability.

  • How to remove stubborn whiteboard marker stains?

    You can apply alcohol to a cotton swab and wipe the stain repeatedly. Alternatively, gently rub the whiteboard surface with a dry bar of soap, then sprinkle water to increase friction before finally wiping clean with a damp cloth.

  • Can Permanent marker ink be used for DIY painting?

    Permanent Marker ink features vibrant and rich colors, capable of creating clear, long-lasting marks on various surfaces including paper, wood, metal, plastic, and enamel ceramics. Its versatility offers extensive DIY potential for everyday creative projects.

  • What is the difference between paint marker ink and regular Permanent Marker ink?

    Paint markers contain diluted paint or specialized oil-based ink, delivering a glossy finish. They are primarily used for touch-up applications (e.g., repairing scratches) or hard-to-reach surfaces requiring paint coverage, such as scale models, automobiles, flooring, and furniture.

  • What are the hallmarks of high-quality gel pen ink?

    OBOOC gel pen ink features the critical "pigment-based ink" designation, formulated with imported pigments and additive inks. It delivers smear-proof, fade-resistant performance with exceptionally smooth ink flow that prevents skipping, while achieving longer writing distance per fill.