Ultrasonic process

You’re in the right place for Ultrasonic process.By now you already know that, whatever you are looking for, you’re sure to find it on Rongda.we guarantee that it’s here on Rongda.
The product is internationally certified and has a longer life than other products. .
We aim to provide the highest quality Ultrasonic process.for our long-term customers and we will actively cooperate with our customers to offer effective solutions and cost benefits.
  • 1 pillow, made with ultrasonic technology, soft and fluffy
    1 pillow, made with ultrasonic technology, soft and fluffy
    This white ultrasonic pillow comes as a single piece with a simple and elegant look. The pillow surface is made of 100% polyester fabric and uses ultrasonic technology for seamless stitching, effectively solving common problems of regular sewing like loose threads and filling leakage, making it more durable. The inside is filled with 100% polyester fiber, providing stable support. The pillow edges feature a light gray trim, reinforcing the overall structure, enhancing sturdiness, and adding visual layers to improve its appearance. The product is available in three sizes—65x65cm, 80x80cm, and 50x70cm—so it can fit different pillowcases and meet various placement and usage needs. Overall, it’s neatly crafted with clear advantages in workmanship, easy to maintain, and suitable for bedrooms, guest rooms, and lounge areas. Its solid structure reduces wear from long-term use and keeps it from deforming or losing filling, combining both practicality and decorative appeal.
  • 1 pillow, ultrasonic fabric, 100% grey duck down, white
    1 pillow, ultrasonic fabric, 100% grey duck down, white
    This is a single-piece feather pillow, with the outer layer made entirely of 100% polyester fabric. It features a mature ultrasonic sealing process, so there’s no need for traditional stitching. The seams on the pillow surface are strong and firm, making it unlikely for the stitching to split or the filling to leak with long-term use, which enhances overall durability. The interior is filled with 100% grey duck feathers, giving it a full, solid feel with balanced support. It doesn’t collapse easily when left alone and keeps its shape well when placed around the house.The pillow comes in seven common sizes: 45x45cm, 50x50cm, 50x65cm, 50x70cm, 50x75cm, 50x90cm, and 40x60cm, suitable for sofa cushions, bed pillows, tatami pillows, and a variety of other uses, fitting different types of furniture. The polyester fabric is easy to care for—just dust or wipe as needed, and it stays in shape and resists pilling even after washing. The grey duck feather filling stays fluffy and quickly recovers its fullness with a gentle tap, combining practicality with aesthetic appeal, and works well in various spaces.
  • 2 pillows, ultrasonic technology, zone design, white color
    2 pillows, ultrasonic technology, zone design, white color
    This set includes 2 ultrasonic partitioned pillows of the same size. The pillow covers are made of 100% polyester fabric, which is smooth, fine, durable and easy to clean. The pillows are processed by advanced ultrasonic pressing technology, eliminating traditional stitching. The seams are tight and sturdy, and the overall shape is regular and beautiful. The pillow core is evenly filled with a ratio of 50% ultra-fine fibers and 50% polyester fibers. The fibers have excellent loftiness, a soft touch, good rebound performance, and are unlikely to collapse or form lumps after long sleep.The pillows innovatively adopt a scientific partition structure, which conforms to the natural curve of the head and neck, can evenly distribute the pressure on the head and neck, and is suitable for various sleeping postures. It effectively relieves the tension in the neck and provides a stable and comfortable sleep experience. The product offers multiple specifications for you to choose from, including 35×60cm, 40×60cm, 50×70cm, and 50×75cm. The rich sizes meet different usage needs and are suitable for both home use and guest room additions, creating a comfortable and healthy sleep environment.
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