Our company has a vacuum filter oil purifier and a small oil filterpoints. If the customer request is high, use the vacuum oil purifier, if thecustomer just requires a simple filter under the impurities. Then pumping oil,using a small oil filter. Hong Kong brand oil purifier flow is based on theamount of oil filters and customers to set the order. For example, customershave two tons of oil need to filter oil impurities and water. The two tons ofoil is in a tank. Customer requests online filtering. According to thecustomer''s filtration requirements we must use my company''s TYA-30 lubricantsfor oil filter. And so on. Customers choose Hong Kong brand oil filter, it isbest to call the company first. Aprofessional to explain to you in detail.