Located in Ningbo, Haiwen Stationery Factory is a top professional manufacturer of mathematical set, bow compasses,compass,and rulers etc.we specilized in stationery field for many years and can supply varieties of stationery products for our clients such as Compasses,divideres,math sets,Erasers, Pencilss,glue sticks,pencil bags, binder clips,whiteboards etc.Haiwen was founded in 1995, with 15 years of experience in designing, moulding, printing and manufacturing. We have 3 subsidiary factories with more than 300 employees and the sales value is over 8 million USD per year.Our company has passed ISO9001:2000 International Quality System Certificate in 2012.Our products are enjoying good quality and excellent sale in foreign market especially for America,Europe,Asia,Middle East, South America, Africa, and India etc.Relying on good quality, competitive price, and prompt service, we are looking forward to the long-term relationship with you.