diff --git a/api/@ohos.xml.d.ts b/api/@ohos.xml.d.ts
deleted file mode 100644
index 33237bc5ec91bcdb49de223a5d3d6ebee2902564..0000000000000000000000000000000000000000
--- a/api/@ohos.xml.d.ts
+++ /dev/null
@@ -1,400 +0,0 @@
-/*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * The xml module provides utilities for converting XML text to Javascript object, XML generation and parsing.
- * @since 8
- * @sysCap SystemCapability.CCRuntime
- * @devices phone, tablet
- * @import import xml from '@ohos.xml';
- * @permission N/A
- */
-declare namespace xml {
-    interface ConvertOptions {
-        /**
-         * Whether to trim whitespace characters that may exist before and after the text, default false.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        trim: boolean;
-        /**
-         * Whether to ignore writing declaration directives of xml.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreDeclaration?: boolean;
-        /**
-         * Whether to ignore writing processing instruction of xml.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreInstruction?: boolean;
-        /**
-         * Whether to print attributes across multiple lines and indent them.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreAttributes?: boolean;
-        /**
-         * Whether to ignore writing comments of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreComment?: boolean;
-        /**
-         * Whether to ignore writing CData of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreCdata?: boolean;
-        /**
-         * Whether to ignore writing Doctype of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreDoctype?: boolean;
-        /**
-         * Whether to ignore writing texts of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreText?: boolean;
-        /**
-         * Name of the property key which will be used for the declaration.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        declarationKey: string;
-        /**
-         * Name of the property key which will be used for the processing instruction.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        instructionKey: string;
-        /**
-         * Name of the property key which will be used for the attributes.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        attributesKey: string;
-        /**
-         * Name of the property key which will be used for the text.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        textKey: string;
-        /**
-         * Name of the property key which will be used for the cdata.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        cdataKey: string;
-        /**
-         * Name of the property key which will be used for the doctype.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        doctypeKey: string;
-        /**
-         * Name of the property key which will be used for the comment.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        commentKey: string;
-        /**
-         * Name of the property key which will be used for the parent.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        parentKey: string;
-        /**
-         * Name of the property key which will be used for the type.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        typeKey: string;
-        /**
-         * Name of the property key which will be used for the name.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        nameKey: string;
-        /**
-         * Name of the property key which will be used for the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        elementsKey: string;
-    }
-
-    interface ConvertXML {
-        /**
-         * To convert XML text to JavaScript object.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime.
-         * @param xml The xml text to be converted.
-         * @param option Option Inputted by user to set.
-         * @return Returns a JavaScript object converting from XML text.
-         */
-        convert(xml: string, options?: ConvertOptions) : Object;
-    }
-
-    class XmlSerializer {
-        /**
-         * A parameterized constructor used to create a new XmlSerializer instance.
-         * As the input parameter of the constructor function, init supports three types.
-         * The input parameter is an Arrarybuff.
-         * The input parameter is a DataView.
-         * The input parameter is an encoding format of string type.
-         */
-        constructor(buffer: ArrayBuffer | DataView, encoding?: string);
-
-        /**
-         * Write an attribute.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param name Key name of the attribute.
-         * @param value Values of attribute.
-         */
-        setAttributes(name: string, value: string): void;
-
-        /**
-         * Add an empty element.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param name Key name of the attribute.
-         * @param value Values of element.
-         */
-        addEmptyElement(name: string): void;
-
-        /**
-         * Writes xml declaration with encoding. For example: <?xml version="1.0" encoding="utf-8"?>.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        setDeclaration(): void;
-
-        /**
-         * Writes a elemnet start tag with the given name.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param name name of the element.
-         */
-        startElement(name: string): void;
-
-        /**
-         * Writes end tag of the element.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        endElement(): void;
-
-        /**
-         * Writes the namespace of the current element tag.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param prefix Values name of the prefix.
-         * @param namespace Values of namespace.
-         */
-        setNamespace(prefix: string, namespace: string): void;
-
-        /**
-         * Writes the commnet.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param text Values of commnet.
-         */
-        setCommnet(text: string): void;
-
-        /**
-         * Writes the CDATA.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param text Values of CDATA.
-         */
-        setCData(text: string): void;
-
-        /**
-         * Writes the text.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param text Values of text.
-         */
-        setText(text: string): void;
-
-        /**
-         * Writes the DOCTYPE.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param text Values of docType.
-         */
-        setDocType(text: string): void;
-    }
-
-    enum EventType {
-        /**
-          * Start a document.
-          */
-        START_DOCUMENT,
-        /**
-          * End a document.
-          */
-        END_DOCUMENT,
-        /**
-          * Start a tag.
-          */
-        START_TAG,
-        /**
-          * End a tag.
-          */
-        END_TAG,
-        /**
-          * Character data.
-          */
-        TEXT,
-        /**
-          * A CDATA sections.
-          */
-        CDSECT,
-        /**
-          * An XML comment.
-          */
-        COMMENT,
-        /**
-          * An XML document type declaration.
-          */
-        DOCDECL,
-        /**
-          * An XML processing instruction declaration.
-          */
-        INSTRUCTION,
-        /**
-          * An entity reference.
-          */
-        ENTITY_REFERENCE,
-        /**
-          * a whitespace.
-          */
-        WHITESPACE,
-    }
-
-    /** The current parse info.  */
-    interface ParseInfo {
-        /**
-          * The current column number, starting from 1.
-          */
-        getColumnNumber(): number;
-        /**
-          * The current depth of the element.
-          */
-        getDepth(): number;
-        /**
-          * The current column number, starting from 1.
-          */
-        getLineNumber(): number;
-        /**
-          * The current element name.
-          */
-        getName(): string;
-        /**
-          * The current element's name.
-          */
-        getNamespace(): string;
-        /**
-          * The current element's namespace.
-          */
-        getPrefix(): string;
-        /**
-          * The text content of the current event as String.
-          */
-        getText(): string;
-        /**
-          * Returns true if the current element is empty.
-          */
-        isEmptyElementTag(): boolean;
-        /**
-          * Checks whether the current TEXT event contains only whitespace characters.
-          */
-        isWhitespace(): boolean;
-        /**
-          * Returns the number of attributes of the current start tag.
-          */
-        getAttributeCount(): number;
-    }
-
-    /** parse options for XmlPullParser. */
-    interface ParseOptions {
-
-        /**
-         * Whether to parsing Doctype of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        supportDoctype?: boolean;
-
-        /**
-         * Whether to ignore parsing texts of the elements.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         */
-        ignoreNameSpace?: boolean;
-
-        /**
-         * tag value callback function.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param name The current tag name.
-         * @param value The current tag value.
-         * @return Returns a Boolean variable for whether parse continually.
-         */
-        tagValueCallbackFunction?: (name: string, value: string) => boolean;
-
-        /**
-         * attribute value callback function.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param name The current attribute name.
-         * @param value The current attribute value.
-         * @return Returns a Boolean variable for whether parse continually.
-         */
-        attributeValueCallbackFunction?: (name: string, value: string) => boolean;
-
-        /**
-         * token value callback function.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param eventType The current token eventtype.
-         * @param value The current token parseinfo.
-         * @return Returns a Boolean variable for whether parse continually.
-         */
-        tokenValueCallbackFunction?: (eventType: EventType, value: ParseInfo) => boolean;
-    }
-
-    class XmlPullParser {
-        /**
-          * A constructor used to create a new XmlPullParser instance.
-          */
-        constructor(buffer: ArrayBuffer | DataView, encoding?: string);
-
-        /**
-         * Starts parsing the XML file.
-         * @since 8
-         * @sysCap SystemCapability.CCRuntime
-         * @param option parse options for XmlPullParser, the interface including two Boolean variables and three callback functions.
-         */
-        parse(option: ParseOptions): void;
-    }
-}
-export default xml;
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