Introduction: Maruwa (Maruwa Electronics) was founded on April 5, 1973. The company is located in Nagoya, Aichi, Japan. It is a professional manufacturer of world-class electronic products and electronic ceramic materials. MARUWA originated from a ceramic family that was continuously passed down during the Edo period (early 19th century). Starting from the Taisho era in Japan, the production of food utensils began. After the war in 1946, represented by Kobe Fanglang, Maruwa Limited Partnership was established in Kaminochicho, Seto City, Aichi Prefecture, with the aim of manufacturing and selling ceramic utensils. In 1960, Maruwa entered the rapidly growing and rapidly expanding electronic parts market (targeting special ceramics for communication machines and ceramics for fixed resistors) based on its dedication to ceramics and the spirit of advancing with the times. To this day, the company still maintains this tradition. In 1973, the company was established in Grandma Huaicho, Seto City, Aichi Prefecture to mainly produce special magnets for communication machines. Marukawa Porcelain Co., Ltd. (representative: Kobe Fangshu) began to produce ceramic substrates for patch resistors in 1974; In 1985, ceramic substrates were exported for surface mount resistors; In 1989, the company began producing microwave dielectric ceramic products and entered the radio frequency industry. It established a sales branch in Taiwan (Taipei), Taiwan Maruwa Co., Ltd., and a production branch in Malaysia, Maruwa (Malaysia) Sdn. Bhd. Currently, the company's main business is the development, manufacturing, and sales of electronic applications, industrial ceramics, and electronic components. With years of experience in material technology and manufacturing technology, Maruwa's products have world-class competitiveness in many fields. The main products include electronic ceramic products, high-frequency components, EMC components, and mechanical components, mainly including surface mount power inductors MLCC、 Varistors, EMI filters, magn