The O/U certifies many, but NOT ALL Country Crock Products. Country Crock products with the O/U symbol are certified Kosher while the Country Crock products without the O/U symbol are not.

From The Kof-K: Premium Food Bamboo Shoots
Premium Food Source Bamboo Shoots, distributed by Limson Trading, Inc. (64 oz. can), bears an unauthorized Kof-K symbol