A batch of tubing anchors for SRP sucker rod pumps ordered by South American customer, with specifications of 2-7/8 x7, 3-1/2 x7, 2-7/8 x 5-1/2, 2-7/8 x 9-5/8, according to the customer’s request, production, inspection and other work have been completed within 20 days. This week, the packaging will